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in subjects: "Business, Economics and Finance - Communications - Telephones"  
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Insulator.

Description: Patent for a simple, inexpensive, and durable insulator meant for protecting wires for telephones and telegraphs. The insulator has two sections with recesses and locking apertures.
Date: June 18, 1895
Creator: Patterson, James M.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Telephone.

Description: Patent for "a single and effectual magneto telephone bot in receiving and transmitting and improving on [the inventor's] Patent No. 529,203" (lines 14-17).
Date: April 2, 1895
Creator: Serdinko, John
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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