Patent Explorer
Browse, filter, and analyze 3 patents across global jurisdictions.
| Patent Number | Title | Assignee | Status | Filing Date | Grant Date | Expires | Remaining | Claims | Actions |
|---|---|---|---|---|---|---|---|---|---|
| US2719284A | Telemetric systems and apparatus | RAYMOND ROSEN ENGINEERING PROD | Expired / Lapsed | 1950-10-11 | 1955-09-27 | 1970-10-11 | 0.0 yrs | 0 | |
| US2634342A | Commutator | RAYMOND ROSEN ENGINEERING PROD | Expired / Lapsed | 1950-02-18 | 1953-04-07 | 1970-02-18 | 0.0 yrs | 0 | |
| US2592737A | Multiplex telemetric system | RAYMOND ROSEN ENGINEERING PROD | Expired / Lapsed | 1950-10-11 | 1952-04-15 | 1970-10-11 | 0.0 yrs | 0 |