US Patent: 702,904
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Box and Cover
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Patentee:
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Thomas Abraham (exact or similar names) - Hopedale, MA |
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Patent Dates:
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Applied: |
Dec. 21, 1901 |
Granted: |
Jun. 24, 1902 |
Patent Pictures:
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USPTO (New site tip) Google Patents
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Russ Allen. "Vintage Machinery" entry for Morse Twist Drill & Machine Co.
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Description: |
Drill index with rotating top to select the desired drill. The bits are stored in three circular rows and once the correct row is selected, the top is rotated to the desired bit. The body on production items appears to be made of mahogany. |
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