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Harold F. Honath
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Coraopolis, PA, US
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last 30 patents
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Patent Grant
Field adjustable seal
Patent number
4,402,422
Issue date
Sep 6, 1983
Pittsburgh-Des Moines Corporation
Harold F. Honath
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Patent Grant
Spill condition venting system
Patent number
4,327,554
Issue date
May 4, 1982
Pittsburgh-Des Moines Corporation
Ulhas S. Patil
F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
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Patent Grant
Impact resistant tank for cryogenic fluids
Patent number
4,041,722
Issue date
Aug 16, 1977
Pittsburgh des Moines Steel Company
John Terlesky
F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS