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US Patent: 572,099
Safety Socket for Taps or Drills
Patentee:
Gottleib Bettcher (exact or similar names) - Cleveland, Cuyahoga County, OH

USPTO Classifications:
279/74, 408/139, 408/181, 408/710

Tool Categories:
metalworking tools : tap and die holders

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Jun. 05, 1896
Granted: Dec. 01, 1896

Patent Pictures:
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