US Patent: 3,432,934 - Sine plate assembly


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US Patent: 3,432,934

Sine plate assembly

Patentee:

Hermann Schmidt (exact or similar names) - East Hartford, CT

USPTO Classifications:

33/538

Tool Categories:

metalworking tools : jigs and fixtures : angle bars and angle plates

Assignees:

None

Manufacturer:

Hermann Schmidt Co., Inc. - East Hartford, CT

Witnesses:

Unknown

Patent Dates:
Applied:	Aug. 30, 1966
Granted:	Mar. 18, 1969

Patent Pictures:

USPTO (New site tip)
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"Vintage Machinery" entry for Hermann Schmidt Co.

Description:

"A primary object of this invention is to provide an improve sine plate particularly suited for quick and easy manufacture and assemble and which will provide long reliable service..."