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US Patent: 2,644,131
Timing Indicator for Internal Combustion Engines
Patentees: George M. Walraven (exact or similar names) - Kenosha, WI William R. Elwell (exact or similar names) - Kenosha, WI USPTO Classifications: 324/122, 324/156, 324/391 Tool Categories: trade specific : vehicle repairer : vehicle mechanic 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 (New site tip) Google Patents Report data errors or omissions to steward Stan Schulz Snap-On Tools Company History
Description: Harry C. Alberts - patent attorney

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