US Patent: 54,503
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| Improvement in Combined Square and Bevel
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Patentee:
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| Orril R. Chaplin (exact or similar names) - Salem, MA |
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Patent Dates:
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| Granted: |
May 08, 1866 |
| Reissue Information: |
| Reissued as RE9,183 (May 04, 1880) |
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Patent Pictures:
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1 | 2 | 3 | 4
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Russ Allen.
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Description: |
| Sliding square with a movable bevel and protractor scale. Patent is for the combination of the moveable main rule and the bevel head with a moveable or hinged beam. Production item does not seem to incorporate the hinged secondary beam.
Known example marked: O.R. CHAPIN'S PATENT/PAT'D MAY 08 66
Known example (pic 4) marked Standard Tool Company |
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