Siemens and Halske Electric Company of America
Siemens anActive Patents
0
Total Holdings
6
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| US731779A | Non-interchangeable contact parts. | Expired / Lapsed | 1899-11-24 | 1903-06-23 | 0 | Details |
| US698679A | Electrical measuring instrument. | Expired / Lapsed | 1900-01-02 | 1902-04-29 | 0 | Details |
| US684612A | System of electrical distribution. | Expired / Lapsed | 1897-12-31 | 1901-10-15 | 0 | Details |
| US684579A | Means for operating electrical machines synchronously. | Expired / Lapsed | — | 1901-10-10 | 0 | Details |
| US654103A | Attachment for instruments of precision. | Expired / Lapsed | 1899-05-15 | 1900-07-17 | 0 | Details |
| US649942A | Synchronizer for electric machines. | Expired / Lapsed | 1897-12-31 | 1900-05-22 | 0 | Details |