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US Patent: 1,725,506
Chain and wheel drive
Automobile window mechanism
Patentee:
Gustave A. Carlson (exact or similar names) - Detroit, MI

USPTO Classifications:
474/156

Tool Categories:
transportation : automobiles

Assignees:
None

Manufacturer:
Acme Mfg. Co. (Michigan) - Detroit, MI

Witnesses:
Unknown

Patent Dates:
Applied: Feb. 08, 1924
Granted: Aug. 20, 1929

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

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