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US Patent: 282,044
Dental or Surgical Engine
Patentee:
William G. A. Bonwill (exact or similar names) - Philadelphia, PA

USPTO Classifications:
433/126, 433/127

Tool Categories:
specialty machines : dental apparatus

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Oct. 30, 1882
Granted: Jul. 31, 1883

Patent Pictures:
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