US Patent: 712,725
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| Knuckle-joint
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Patentee:
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| Joseph H. Rusby (exact or similar names) - Nutley, NJ |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Dec. 16, 1901 |
| Granted: |
Nov. 04, 1902 |
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Jeff Joslin
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Description: |
| The specification does not give any hint as to the purpose of this knuckle joint. The inventor patented and manufactured hand drills of various types and it seems plausible that this joint would be used, in, say, an adjustable-angle drill. |
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