Patent information:
| Patent: | Utility 1,237,843 |
| Patented: | August 21, 1917 |
| Applied: | December 24, 1915 |
| Title: | Insulator Support for Towers |
| Description: | An insulator to support radio antenna towers composed of a metal base and several porcelain sections that are cemented together. |
| Category: | Antenna Support |
| Assigned to: | Pittsburg High Voltage Insulator Co. |
Patentee Information:
| WARD, John W. | Latrobe, PA |
Class and subclass information:
| Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
| Subclass: | 209 | INSULATORS; Sectional, multi-part, composite, or coated; |
| Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
| Subclass: | 138R | INSULATORS; Special application; |
| Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
| Subclass: | 150 | INSULATORS; Multiple insulator assemblies; Strings and stacks; |
Known specimens:
| None known |
Drawings:
Page 1 |