Patent information:
| Patent: | Utility 1,976,378 |
| Patented: | October 9, 1934 |
| Applied: | October 7, 1929 |
| Title: | Aviation Marker |
| Description: | Aviation warning light attached to a suspension insulator |
| Category: | Misc |
| Assigned to: | Locke Insulator Corp. |
Patentee Information:
| VROOMAN, Edward C. | Schenectady, NY |
Class and subclass information:
| Class: | 340 | COMMUNICATIONS: ELECTRICAL |
| Subclass: | 983 | |
| Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
| Subclass: | 139 | INSULATORS; Combined; |
| Class: | 313 | ELECTRIC LAMP AND DISCHARGE DEVICES |
| Subclass: | 3 | PLURAL UNIT; Inter-electrode connection; |
| Class: | 313 | ELECTRIC LAMP AND DISCHARGE DEVICES |
| Subclass: | 312 | WITH CASING OF JACKET FOR ENVELOPE; |
| Class: | 313 | ELECTRIC LAMP AND DISCHARGE DEVICES |
| Subclass: | 51 | WITH DETACHABLE ELECTRICAL CONNECTOR OR SUPPORT; Electrical connector; |
| Class: | 313 | ELECTRIC LAMP AND DISCHARGE DEVICES |
| Subclass: | 634 | WITH GAS OR VAPOR; Envelope with particular structure; |
| Class: | 315 | ELECTRIC LAMP AND DISCHARGE DEVICES: SYSTEMS |
| Subclass: | 241R | |
| Class: | 315 | ELECTRIC LAMP AND DISCHARGE DEVICES: SYSTEMS |
| Subclass: | 242 | |
| Class: | 315 | ELECTRIC LAMP AND DISCHARGE DEVICES: SYSTEMS |
| Subclass: | 76 | |
| Class: | 361 | ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES |
| Subclass: | 118 | SAFETY AND PROTECTION OF SYSTEMS AND DEVICES; High voltage dissipation (e.g., lightning arrester); Surge prevention (e.g., choke coil); |
| Class: | 362 | ILLUMINATION |
| Subclass: | 223 | |
| Class: | 439 | ELECTRICAL CONNECTORS |
| Subclass: | 226 | COUPLING PART TO RECEIVE FLUORESCENT OR NEON LAMP; |
Known specimens:
| None known |
Drawings:
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