US Patent: 464,659
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Tap Wrench
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Patentee:
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Adolph E. Brion (exact or similar names) - Brooklyn, NY |
Manufacturer: |
Not known to have been produced |
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Patent Dates:
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Applied: |
Feb. 07, 1891 |
Granted: |
Dec. 08, 1891 |
Patent Pictures:
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Adolph E. Brion patent December 8, 1891 |
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Stan Schulz
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Description: |
Square openings of different sizes corresponding to the sizes of tap shanks radiate in a central hub. |
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