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US Patent: 4,299,377
Manually operated clamp effort intensifier for vise
Patentee:
John O. Lenz (exact or similar names) - Coon Rapids, MN

USPTO Classifications:
269/136, 269/138, 269/221, 269/224, 269/236, 269/244

Tool Categories:
work holding : vises : machinist vises
work holding : vises : vise mechanisms

Assignees:
Kurt Mfg. Co., Inc. - Minneapolis, MN

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Feb. 14, 1980
Granted: Nov. 10, 1981

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for Kurt Mfg. Co.

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