Patent US3233014A successfully refreshed from Google Patents.
Monroe Calculating Machine Co
Monroe CalActive Patents
0
Total Holdings
33
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| US3134028A | Monopulser utilizing a minority carrier storage diode | Expired / Lapsed | 1960-12-23 | 1964-05-19 | 1 | Details |
| US3130299A | Computing apparatus for controlling program instructions | Expired / Lapsed | 1960-11-07 | 1964-04-21 | 0 | Details |
| US3116410A | Simple general purpose digital computer | Expired / Lapsed | 1959-11-30 | 1963-12-31 | 2 | Details |
| US3076166A | Electrical connector for printed circuit cards | Expired / Lapsed | 1960-09-30 | 1963-01-29 | 2 | Details |
| US2947943A | Trouble detector | Expired / Lapsed | 1957-08-01 | 1960-08-02 | 0 | Details |
| US2925591A | Means for diagnosing functional ills of electrical and elec… | Expired / Lapsed | 1954-06-28 | 1960-02-16 | 0 | Details |
| US2921192A | Flip-flop | Expired / Lapsed | 1956-03-12 | 1960-01-12 | 0 | Details |
| US2860323A | Means for synchronizing a pair of data handling devices | Expired / Lapsed | 1953-07-24 | 1958-11-11 | 0 | Details |
| US2848708A | Printing control means for electronic computers and the like | Expired / Lapsed | 1953-06-04 | 1958-08-19 | 0 | Details |
| US2844811A | Switching circuits | Expired / Lapsed | 1952-08-20 | 1958-07-22 | 0 | Details |
| US2840705A | Sequential selection means | Expired / Lapsed | 1954-11-26 | 1958-06-24 | 0 | Details |
| US2813259A | Magnetic tape recording systems | Expired / Lapsed | 1954-04-12 | 1957-11-12 | 0 | Details |
| US2801405A | Comparison circuit | Expired / Lapsed | 1956-05-24 | 1957-07-30 | 0 | Details |
| US2763854A | Comparison circuit | Expired / Lapsed | 1953-01-29 | 1956-09-18 | 0 | Details |
| US2739299A | Magnetic storage systems for computers and the like | Expired / Lapsed | 1951-05-25 | 1956-03-20 | 0 | Details |
| US2716230A | Keyboard checking alarm | Expired / Lapsed | 1952-11-08 | 1955-08-23 | 0 | Details |
| US2713676A | Magnetic recording systems | Expired / Lapsed | 1951-08-30 | 1955-07-19 | 0 | Details |
| US2700755A | Keyboard checking circuit | Expired / Lapsed | 1951-11-09 | 1955-01-25 | 0 | Details |
| US2659533A | Touch-responsive keyboard | Expired / Lapsed | 1951-01-27 | 1953-11-17 | 0 | Details |
| US2641753A | Photoelectric keyboard | Expired / Lapsed | 1951-07-14 | 1953-06-09 | 0 | Details |
| US2638542A | Shift register | Expired / Lapsed | 1952-01-31 | 1953-05-12 | 0 | Details |
| US2636679A | Keyboard clearing mechanism | Expired / Lapsed | 1950-09-13 | 1953-04-28 | 0 | Details |
| US2633402A | Magnetic spot recorder for statistical data | Expired / Lapsed | 1950-12-16 | 1953-03-31 | 0 | Details |
| US2633564A | Playback circuit for magnetic recordings | Expired / Lapsed | 1950-11-30 | 1953-03-31 | 0 | Details |
| US2628346A | Magnetic tape error control | Expired / Lapsed | 1951-11-03 | 1953-02-10 | 0 | Details |
| US2610243A | Keyboard operated translating circuit | Expired / Lapsed | 1951-04-06 | 1952-09-09 | 0 | Details |
| US2603746A | Switching circuit | Expired / Lapsed | 1950-10-13 | 1952-07-15 | 0 | Details |
| US2601089A | Shift register circuit | Expired / Lapsed | 1951-04-13 | 1952-06-17 | 0 | Details |
| US2394429A | Reversible clutch | Expired / Lapsed | 1943-10-02 | 1946-02-05 | 0 | Details |
| US2325365A | Magnetic compass | Expired / Lapsed | 1943-01-23 | 1943-07-27 | 0 | Details |
| US1877802A | Calculating machine | Expired / Lapsed | 1932-02-13 | 1932-09-20 | 0 | Details |
| US1846583A | Power transmission mechanism | Expired / Lapsed | 1930-07-26 | 1932-02-23 | 0 | Details |
| US1080245A | Calculating-machine. | Expired / Lapsed | 1912-06-15 | 1913-12-02 | 0 | Details |