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US Patent: 2,234,970
Lifting jack
Patentee: Millard B. Lucker (exact or similar names) - St. Joseph, MI USPTO Classifications: 254/106 Tool Categories: material handling : jacks : vehicle jacks : automobile and truck jacks Assignees: Auto Specialties Mfg. Co. - St. Joseph, MI Manufacturer: Auto Specialties Mfg. Co. - St. Joseph, MI Witnesses: Unknown	Patent Dates: Applied: Apr. 17, 1936 Granted: Mar. 18, 1941 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin
Description: Invention is an improvement on a friction-collar jack to simplify it and reduce costs.

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