Arnold G. Trobaugh

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Milwaukee, WI, US

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Patents Grantslast 30 patents

Information Patent Grant
Control air exhaust for humidistat
- Patent number 4,497,435
- Issue date Feb 5, 1985
- Johnson Service Company
- Arnold G. Trobaugh
- G05 - CONTROLLING REGULATING
Information Patent Grant
Flow system control with time delay override means
- Patent number 4,268,383
- Issue date May 19, 1981
- Johnson Controls, Inc.
- Arnold G. Trobaugh
- E03 - WATER SUPPLY SEWERAGE
Information Patent Grant
Flow system with pressure level interlock control apparatus
- Patent number 4,258,747
- Issue date Mar 31, 1981
- Johnson Controls, Inc.
- Arnold G. Trobaugh
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Flow system with pressure level responsive air admission control
- Patent number 4,188,968
- Issue date Feb 19, 1980
- Johnson Controls, Inc.
- Arnold G. Trobaugh
- F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
Information Patent Grant
Vacuum operated sewerage system
- Patent number 4,171,853
- Issue date Oct 23, 1979
- Burton Mechanical Contractors
- Donald D. Cleaver
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...