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US Patent: 2,240,723
Airplane lifting and supporting system
Patentee: Rolla G. Stoehr (exact or similar names) - Chatham, ON Canada USPTO Classifications: 180/14.1, 180/904, 182/2.7, 248/354.3, 254/124, 254/2B, 269/17, 269/29, 269/296, 414/428, 414/710, 414/743, 414/787 Tool Categories: Assignees: Weaver Mfg. Co. - Springfield, IL Manufacturer: Weaver Mfg. Co. - Springfield, IL Witnesses: Unknown	Patent Dates: Applied: May 29, 1940 Granted: May 06, 1941 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Weaver Mfg. Co.

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