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David B. Chaney
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Powell, OH, US
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Patents Grants
last 30 patents
Information
Patent Grant
Torch for exothermic cutting electrodes
Patent number
D293296
Issue date
Dec 22, 1987
Arcair Company
David B. Chaney
D08 - Tools and hardware
Information
Patent Grant
Striker for exothermic cutting electrodes
Patent number
D292262
Issue date
Oct 13, 1987
Arcair Company
David B. Chaney
D08 - Tools and hardware
Information
Patent Grant
Rechargeable storage battery
Patent number
D291300
Issue date
Aug 11, 1987
Arcair Company
David B. Chaney
D13 - Equipment for production, distribution, or transformation of energy