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US Patent: 2,644,131
Timing Indicator for Internal Combustion Engines
Patentees:
George M. Walraven - Kenosha, WI
William R. Elwell - Kenosha, WI

USPTO Classifications:
324/122, 324/156, 324/391

Tool Categories:

Assignees:
Snap-On Tools Corp. - Kenosha, WI

Manufacturer:
Not known to have been produced

Witnesses:
none listed

Patent Dates:
Applied: Oct. 01, 1948
Granted: Jun. 30, 1953

Patent Pictures:
USPTO pdf tiff
Google Patents
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Snap-On Tools Company History
Description:
Harry C. Alberts - patent attorney

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