Registers Patents (Class 235)
- Departmental (Class 235/6)
- Key set (Class 235/8)
- Key operated (Class 235/12)
- Checks (Class 235/17)
- Dial (Class 235/19)
- Drawer-operating mechanism (Class 235/22)
- Indicator mechanism (Class 235/23)
- Key arresters (Class 235/26)
- Key locks (Class 235/27)
- Lid registers (Class 235/28)
- Refund devices and coin change (Class 235/7A)
- Multiple (Class 235/29R)
- Cab-fare indicating (Class 235/30R)
- Ticket delivery (Class 235/31R)
- Registering boxes (Class 235/32)
- Dial and cylinder (Class 235/34)
- Belt (Class 235/35)
- Parallel axes (Class 235/36)
- Single axis (Class 235/40)
- Operating devices (Class 235/44)
- Resetting (Class 235/47)
- Hundreds indicator (Class 235/49)
- Bombing (Class 235/401)
- Torpedo director (Class 235/403)
- Aiming (Class 235/404)
- Projectile flight time - fuse setting (Class 235/408)
- Parallex compensation (Class 235/409)
- Coordinate conversion (Class 235/410)
- With target tracking means (Class 235/411)
- Range finder (Class 235/414)
- Ballistic factor determination (Class 235/417)
- Hand adjusted scale mechanism (Class 235/418)
- Machine control (Class 235/420)
- Multiplying (Class 235/421)
- Dividing (Class 235/422)
- Subtraction (Class 235/423)
- Item distribution (Class 235/424)
- Sorting and accounting (Class 235/425)
- Relay- or contact-type storing or accumulating (Class 235/426)
- Differential mechanism, synchronous (Class 235/427)
- Differential mechanism, stop set (Class 235/428)
- Translators (Class 235/429)
- Key operators (Class 235/430)
- With data comparing (Class 235/431)
- With printing (Class 235/432)
- With punching (Class 235/434)
- Recording (Class 235/58R)
- Including means utilizing fluid, e.g., fluid amplifiers (Class 235/200R)
- Motor actuated (Class 235/62R)
- Traveling carriage (Class 235/63R)
- Adding pencils (Class 235/64)
- Decimal point locators (Class 235/64.3)
- Photographic (Class 235/64.7)
- Bar and disk (Class 235/65)
- Cylinder and disk (Class 235/66)
- Spiral (Class 235/67)
- Ball (Class 235/68)
- Bar (Class 235/69)
- Belt (Class 235/71R)
- Parallel axes (Class 235/72)
- Single axis (Class 235/77)
- Tabular (Class 235/85R)
- Miscellaneous (Class 235/61A)
- Tabular (Class 235/61B)
- Integrating (Class 235/61C)
- Chart integrators (Class 235/61D)
- Decimal point indicators (Class 235/61DP)
- Mean or average computers (Class 235/61E)
- Multiplying machine - miscellaneous (Class 235/61F)
- Precomputed products (Class 235/61FA)
- Variator with counter (Class 235/61FB)
- Variator with accumulator (Class 235/61FC)
- Partial products (Class 235/61FD)
- Successive addition (Class 235/61FE)
- Odds computers (Class 235/61G)
- Geometrical (Class 235/61GM)
- Miles per gallon (Class 235/61J)
- Partial product wherein result is obtained in (one) summation (Class 235/61K)
- Polynominal (Class 235/61P)
- Variators - change speed gear devices (Class 235/61L)
- Volume and price computers (Class 235/61M)
- Navigational (Class 235/61NV)
- Computing scales (Class 235/61PS)
- Mechanical input-output (Class 235/61PA)
- Input-output with storage (Class 235/61PB)
- Input-output from racks to computer (Class 235/61PC)
- Input-output from register to computer (Class 235/61PD)
- Input-output from keyboard to computer (Class 235/61PE)
- Input-output from typewriter to computer (Class 235/61PF)
- Electrical from computer to adding machine (Class 235/61PG)
- Input-output electrical from calculator to typewriter (Class 235/61PH)
- Input-output electrical from computer to card or tape (Class 235/61PJ)
- Input-output calculator to indicator, printer, etc. (Class 235/61PK)
- Storage medium conversion (Class 235/61PL)
- Interconnection, sequencing and programming (Class 235/61PM)
- Transportation (Class 235/61S)
- Transportation balance computers (Class 235/61T)
- Transportation time-distance schedules (Class 235/61V)
- Plural registers (Class 235/91PR)
- Double acting pawl escapement with double arm pawl (Class 235/91A)
- Billiards and pool (Class 235/91B)
- Photograph (Class 235/91C)
- Time interval totals (Class 235/91D)
- Telephone (Class 235/91E)
- Pressure and vacuum (Class 235/91F)
- Summation (Class 235/91G)
- Inertia, speed and distance indicator (Class 235/91H)
- Register key (Class 235/91J)
- Register ball actuated (Class 235/91K)
- Mechanical store (Class 235/91L)
- Magnetic (Class 235/91M)
- Disconnected member (Class 235/144DM)
- Miscellaneous (Class 235/144M)
- Pawl and notch (Class 235/144PN)
- Magnetic, electromagnetic, and electric motor reset (Class 235/144ME)
- Complement (Class 235/144C)
- Heart cam (Class 235/144HC)
- Dispensing (Class 235/144D)
- Shaft set, miscellaneous (Class 235/144S)
- Separate shaft (Class 235/144SS)
- Shaft movable (Class 235/144SM)
- Spring (Class 235/144SP)
- Mutilated gear (Class 235/144MG)
- Traveling pawl (Class 235/144TP)
- Elapsed time registering (Class 235/144ET)
- Maximum demand (Class 235/144MA)
- Rake reset (Class 235/144B)
- External mechanism only with or without drive disconnect (Class 235/144EA)
- Electrical (Class 235/144E)
- Total printing (Class 235/144TB)
