Patent information:
| Patent: | Utility 63,206 |
| Patented: | March 26, 1867 |
| Applied: | |
| Title: | Improvement in Insulators for Telegraph Wires |
| Description: | Hook encased in metal or wood allows arcing to ground |
| Category: | Hook |
| Assigned to: |
Patentee Information:
| BROOKS, David | Philadelphia, PA |
Class and subclass information:
| Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
| Subclass: | 140R | INSULATORS; Combined; With conductive arcing or stress distributing means; |
| Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
| Subclass: | 170 | INSULATORS; With conductor holding means; Fitting or terminal type; Hooks; |
| Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
| Subclass: | 209 | INSULATORS; Sectional, multi-part, composite, or coated; |
| Class: | 313 | ELECTRIC LAMP AND DISCHARGE DEVICES |
| Subclass: | 243 | WITH SUPPORT AND/OR SPACING STRUCTURE FOR ELECTRODE AND/OR SHIELD; For plural electrodes of discharge device; |
| Class: | 313 | ELECTRIC LAMP AND DISCHARGE DEVICES |
| Subclass: | 292 | WITH SUPPORT AND/OR SPACING STRUCTURE FOR ELECTRODE AND/OR SHIELD; Supporting and/or spacing elements; |
| Class: | 313 | ELECTRIC LAMP AND DISCHARGE DEVICES |
| Subclass: | 325 | MISCELLANEOUS DISCHARGE DEVICES; |
| Class: | 313 | ELECTRIC LAMP AND DISCHARGE DEVICES |
| Subclass: | 331 | ELECTRODE AND SHIELD STRUCTURES; With lead wire or connector; |
| Class: | 313 | ELECTRIC LAMP AND DISCHARGE DEVICES |
| Subclass: | 353 | ELECTRODE AND SHIELD STRUCTURES; Composite electrodes or shields; With non-discharge-sustaining portion; |
| Class: | 313 | ELECTRIC LAMP AND DISCHARGE DEVICES |
| Subclass: | 356 | ELECTRODE AND SHIELD STRUCTURES; Tubular or hollow sleeve; |
Known specimens:
| Number: |  |
Drawings:
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