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US Patent: 1,826,937
Anchoring means for portable supports
Patentee:
John Jensen - Rockford, IL

USPTO Classifications:
188/9

Tool Categories:
industrial machines : industrial machine bases

Assignees:
Whitney Metal Tool Co. - Rockford, IL

Manufacturer:
Whitney Metal Tool Co. - Rockford, IL

Witnesses:
Unknown

Patent Dates:
Applied: Oct. 10, 1928
Granted: Oct. 13, 1931

Patent Pictures:
USPTO pdf tiff
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"Vintage Machinery" entry for Roper Whitney, Inc.

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