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Patent Number: |
22980 |
Title: |
Lock |
Issue Date: |
1859-02-15 |
Inventor(s): |
Amos A. Richards (Urbana, OH) |
Patent Number: |
AI246 |
Title: |
Lock |
Issue Date: |
1859-08-09 |
Inventor(s): |
Amos A. Richards (Urbana, OH) |
Notes: |
Additional improvement patent. See also patent 22,980, 1859-02-15. |
3640 Colonel Glenn Highway, Dayton, Ohio 45435. Phone: 937.775.2525
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