US Patent: 27,179
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Improvement in Marking Gages for Sewing Machines
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Patentee:
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Calvin D. Wheeler (exact or similar names) - New York, NY |
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Patent Dates:
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Granted: |
Feb. 14, 1860 |
Patent Pictures:
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USPTO (New site tip) Google Patents
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Russ Allen.
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Description: |
Combination of a sliding rule with a spring point that is used for measuring and marking material for folding as well as to facilitate the operation of guiding the folds through the sewing machine.
Known example marked: C. D. WHEELER/PATENTED FEB 14/1860 |
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