US Patent: 1,406,263
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| Angle Plate and Handle for Dentists' Boring Machines
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Patentee:
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| Paul Kühn (exact or similar names) - Leipzig-Srötteritz, Saxony, Germany |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Sep. 01, 1920 |
| Granted: |
Feb. 14, 1922 |
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Joel Havens
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Description: |
| Claim:
An improved angle plate and handle for dentists' boring machines comprising in combination with the casing, the drill and a pinion for rotating the drill, an angle plate removably mounted upon the casing and having an opening in its lower arm, a sleeve at the upper end of said plate serving as journal bearing for said pinion, and a go handle inserted through the opening in the lower arm of said angle plate and screwed into the casing.
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