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US Patent: 2,550,629
Strut means for adjustable angle vises
Patentee:
Albert Weiz - Philadelphia, PA

USPTO Classifications:
269/249, 269/309, 269/79

Tool Categories:
work holding : vises : vise mechanisms

Assignees:
North Brothers Manufacturing Co. - Philadelphia, PA

Manufacturer:
North Brothers Manufacturing Co. - Philadelphia, PA

Witnesses:
Unknown

Patent Dates:
Applied: Dec. 03, 1947
Granted: Apr. 24, 1951

Patent Pictures:
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"Vintage Machinery" entry for North Bros. Manufacturing Co.
Description:
This vise patent covers the 399x series of adjustable tilting vises plus the 499x series of swivel-base tilting vises (which consisted of the 399x vise on a 199x swivel base).

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