US Patent: 141,549
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Improvement in Box-Scrapers
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Patentees:
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Charles Ellis (exact or similar names) - Philadelphia, PA |
George W. Ellis (exact or similar names) - Philadelphia, PA |
John D. Ellis (exact or similar names) - Philadelphia, PA |
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Patent Dates:
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Applied: |
Jun. 20, 1873 |
Granted: |
Aug. 05, 1873 |
Patent Pictures:
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Steve Reynolds
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Description: |
The Ellis brothers were irked with the screws that passed through slotted holes in blades and fastned with nuts which they said would come loose in use. They invented threaded holes in the blade and screws to hold it to the box scraper handle. |
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