US Patent: 2,151,255


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Spring Nut

Patentee:

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

USPTO Classifications:

411/427, 411/531, 411/924, 411/980, 411/999

Tool Categories:

Assignees:

Lufkin Rule Company - Saginaw, MI

Manufacturer:

Lufkin Rule Company - Saginaw, MI

Witnesses:

Unknown

Patent Dates:
Applied:	Jan. 03, 1939
Granted:	Mar. 21, 1939

Patent Pictures:

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Description:

Something slightly different from our prolific tape measure patentee. This patent number and 2,228,497 found marked on Lufkin No. 199 Universal Test Indicator