Claude R. Zimmerman

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Mercersburg, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Telescoping system with multi-stage telescopic cylinder
- Patent number 6,116,140
- Issue date Sep 12, 2000
- Grove U.S. L.L.C.
- Henry D. Barthalow
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Telescoping system with multiple single-stage telescopic cylinders
- Patent number 6,029,559
- Issue date Feb 29, 2000
- Grove U.S. L.L.C.
- Henry D. Barthalow
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Electro-hydraulic operating system for extensible boom crane
- Patent number 5,927,520
- Issue date Jul 27, 1999
- Kidde Industries, Inc.
- Henry D. Barthalow
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Metering valve
- Patent number 5,911,239
- Issue date Jun 15, 1999
- Kidde Industries, Inc.
- Henry D. Barthalow
- B66 - HOISTING LIFTING HAULING