US Patent: 7,416
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Board and Log Rule
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Patentee:
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Charles B. Hutchinson (exact or similar names) - Waterloo, NY |
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Patent Dates:
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Granted: |
Jun. 04, 1850 |
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Russ Allen.
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Description: |
Measures both boards and logs. Tape is 48" long. Board feet is shown on the inner plate after measuring the width. Log measurement features gives a number of values: square size (trimmed to square); cubical contents; number of board feet; number of cut shingles; number of cut staves. |
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