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US Patent: 2,286,292
Spindle assembly
Patentee:
Arthur William Mall - Chicago, IL

USPTO Classifications:
279/51, 279/52, 279/7, 279/99, 409/231, 451/342, 451/360, 82/150

Tool Categories:

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Jan. 08, 1940
Granted: Jun. 16, 1942

Patent Pictures:
USPTO pdf tiff
Google Patents
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"Vintage Machinery" entry for Mall Tool Co.

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