US Patent: 1,526,282
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| Multiple Spindle Drill Head
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Patentees:
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| George Hey (exact or similar names) - Middlesex, Middlesex County, England |
| Stanley C. Smith (exact or similar names) - Luton, Bedfordshire County, England |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Apr. 04, 1923 |
| Granted: |
Feb. 10, 1925 |
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Joel Havens
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Description: |
| Claim:
A multiple spindle drill head, comprising a gear box having a plurality of cylindrical housings in its base, a plurality of rotatably adjustable discs each having a continuous cylindrical flange stepped in one of the cylindrical housings the gear box for rotation in the latter, and a drill spindle eccentrically mounted in each of said discs. |
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