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William K. Hessler
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Lockwood, NY, US
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last 30 patents
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Patent Grant
Locking device for a threaded chipper retaining nut
Patent number
5,275,425
Issue date
Jan 4, 1994
Ingersoll-Rand Company
William K. Hessler
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS