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Howard H. O'Daniel
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Birmingham, AL, US
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last 30 patents
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Patent Grant
Apparatus for assembling bell and spigot pipe joints
Patent number
5,520,419
Issue date
May 28, 1996
American Cast Iron Pipe Company
Stephen L. DeBoalt
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
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Patent Grant
Method of assembling bell and spigot pipe joints
Patent number
5,426,842
Issue date
Jun 27, 1995
American Cast Iron Pipe Company
Stephen L. DeBoalt
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS