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| Patents for Pittsburgh Gage & Supply Co. | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,170,371 | Feb. 01, 1916 | F.W. Wappat | Reversing mechanism | washing machines | |
| 1,399,173 | Dec. 06, 1921 | F.W. Wappat | Shock-absorber for reversing mechanism | washing machines | |