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US Patent: 1,050,455
Cutter-head-knife-adjusting wrench
Patentee:
Elmer Harrold (exact or similar names) - Leetonia, OH

USPTO Classifications:
33/633, 407/37, 407/45, 81/436, 81/484

Tool Categories:
wrenches

Assignees:
Crescent Machine Co. - Leetonia, OH

Manufacturer:
Crescent Machine Co. - Leetonia, OH

Witnesses:
Jessie J. Gallagher
John B. Morgan

Patent Dates:
Applied: Sep. 02, 1911
Granted: Jan. 14, 1913

Patent Pictures: [ 1 | 2 ]
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"Vintage Machinery" entry for Crescent Machine Co.
Description:
Seen on Crescent jointer heads. It was still shown in Crescent literature dating into the 1950s.

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