US Patent: 387,284
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Device for Measuring the Thickness of Lumber
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Patentee:
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George E. Dupee (exact or similar names) - Boston, MA |
Manufacturer: |
Not known to have been produced |
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Patent Dates:
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Applied: |
Nov. 07, 1887 |
Granted: |
Aug. 07, 1888 |
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Russ Allen.
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Description: |
Notched scale for measuring board thickness and a spring clamp on the back to allow the scale to be attached to a book or ledger. |
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