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US Patent: 3,498,103
Dead Weight Checking Attachment for Calibrating Torque Wrench Testing Apparatus
Patentee: Kenneth R. Larson (exact or similar names) - Des Plaines, IL USPTO Classifications: 73/1.12 Tool Categories: wrenches : torque wrenches Assignees: Snap-On Tools Corp. - Kenosha, WI Manufacturer: Not known to have been produced Witnesses: none listed	Patent Dates: Applied: Nov. 27, 1967 Granted: Mar. 03, 1970 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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