US Patent: 1,700,245


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Hook Rule

Patentee:

Eugene J. Witchger (exact or similar names) - Saginaw, MI

USPTO Classifications:

33/490, 33/832

Tool Categories:

rules

tool making : making handsaws

Assignees:

Lufkin Rule Co. - Saginaw, MI

Manufacturer:

Lufkin Rule Co. - Saginaw, MI

Witnesses:

Unknown

Patent Dates:
Applied:	May 25, 1927
Granted:	Jan. 29, 1929

Patent Pictures: [ 1 | 2 ]

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Description:

Patent to allow the hook to be reversed on the blade to allow use with different scales on opposite sides of the rule. The rotating screw arrangement allows the hook to be switched without the use of any other tools and the slot and shoulder in the hook engaging the rule end ensures alignment and accuracy.

Known example is marked: REVERSIBLE/HOOK RULE/PAT. 1700245