Patent information:
Patent: | Utility 296,330 |
Patented: | April 8, 1884 |
Applied: | June 26, 1883 |
Title: | Insulator for Line Wires of Mechanical Telephones |
Description: | Non-electrical (!!) insulator to suspend wires of mechanical telephones!!! |
Category: | Non-electrical |
Assigned to: | John Bennet and August Meyer |
Patentee Information:
Class and subclass information:
Class: | 181 | ACOUSTICS |
Subclass: | 138 | |
Known specimens:
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Drawings:
Page 1 |
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