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Theodore W. Ormond
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Stoughton, WI, US
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Patents Grants
last 30 patents
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Patent Grant
Air filter with reinforced pressure tap
Patent number
6,183,544
Issue date
Feb 6, 2001
Nelson Industries, Inc.
Theodore W. Ormond
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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Patent Grant
Combination spark arrestor and aspirating muffler
Patent number
4,147,230
Issue date
Apr 3, 1979
Nelson Industries, Inc.
Theodore W. Ormond
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES