Image:US Patent 450336 Fig 1.gif
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[edit] Summary
Diagram extracted from US Patent 450,336, dated 14 April 1891. The inventor, Mortimer B. Mills, was born in 1845 - and is long dead. Consequently, I believe that any copyright has expired.
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| Date/Time | Dimensions | User | Comment | |
|---|---|---|---|---|
| current | 18:16, 2 September 2006 | 460×463 (50 KB) | Fibula (Talk | contribs) | (Diagram extracted from US Patent 450,336, dated 14 April 1891. The inventor, Mortimer B. Mills, was born in 1845 - and is long dead. Consequently, I believe that any copyright has expired.) |
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