Patent information:
Patent: | Utility 131,153 |
Patented: | September 10, 1872 |
Applied: | |
Title: | Improvement in Presses for Making Glass Insulators |
Description: | Press for making insulator and threads |
Category: | Press |
Assigned to: | |
Patentee Information:
Class and subclass information:
Class: | 65 | GLASS MANUFACTURING |
Subclass: | 316 | PRESS MOLDING MACHINE; With means to rotate plunger during withdrawal; |
Known specimens:
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Drawings:
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