Henry T. Therkildsen

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East Peoria, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Winch drum hydraulic disconnect
- Patent number 4,075,894
- Issue date Feb 28, 1978
- Caterpillar Tractor Co.
- Henry T. Therkildsen
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Adjustable sequence valve for towing winch hydraulic controls
- Patent number 4,074,796
- Issue date Feb 21, 1978
- Caterpillar Tractor Co.
- Richard F. Hoehn
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Lubrication system for spline connection
- Patent number 4,026,386
- Issue date May 31, 1977
- Caterpillar Tractor Co.
- Henry T. Therkildsen
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES