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US Patent: 2,496,169
Variable pitch propeller
Patentee:
Emil Lochman (exact or similar names) - Milwaukee, WI

USPTO Classifications:
200/80R, 29/889.6, 416/162, 416/44, 416/61

Tool Categories:

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Aug. 08, 1942
Granted: Jan. 31, 1950

Patent Pictures:
USPTO (New site tip)
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Report data errors or omissions to steward Jeff Joslin
Description:
Inventor Lochman also patented a woodcarving machine.

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