International Research and Development Co Ltd
InternatioActive Patents
0
Total Holdings
6
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| GB1135956A | Improvements in and relating to instruments for the medical… | Expired / Lapsed | 1966-01-07 | — | 0 | Details |
| US3331252A | Electronic vibration analyzing apparatus | Expired / Lapsed | 1965-03-23 | 1967-07-18 | 1 | Details |
| US3307408A | Synchronous filter apparatus in which pass-band automatical… | Expired / Lapsed | 1966-08-10 | 1967-03-07 | 2 | Details |
| US3211009A | Balancing machine | Expired / Lapsed | 1961-01-18 | 1965-10-12 | 2 | Details |
| US3205713A | Transistorized vibration measurement apparatus | Expired / Lapsed | 1962-04-04 | 1965-09-14 | 2 | Details |
| US3201776A | Continuous vibration monitor device | Expired / Lapsed | 1963-04-24 | 1965-08-17 | 2 | Details |