Patent information:
Patent: | Utility 154,638 |
Patented: | September 1, 1874 |
Applied: | June 9, 1874 |
Title: | Improvement in Casting Stench Traps |
Description: | Method of casting lead S-traps |
Category: | Misc |
Assigned to: | |
Patentee Information:
Class and subclass information:
Class: | 137 | FLUID HANDLING |
Subclass: | 247.51 | |
Class: | 138 | PIPES AND TUBULAR CONDUITS |
Subclass: | 92 | |
Known specimens:
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Drawings:
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