Patent information:
Patent: | Utility 1,003,143 |
Patented: | September 12, 1911 |
Applied: | August 30, 1910 |
Title: | Electric Signaling Apparatus |
Description: | Improved signaling of railways |
Category: | Signal |
Assigned to: | |
Patentee Information:
Class and subclass information:
Class: | 246 | RAILWAY SWITCHES AND SIGNALS |
Subclass: | 41 | |
Class: | 246 | RAILWAY SWITCHES AND SIGNALS |
Subclass: | 34C | |
Class: | 246 | RAILWAY SWITCHES AND SIGNALS |
Subclass: | 46 | |
Known specimens:
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Drawings:
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