Frank B. Kendrick

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Franklin, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Cutter drum extension latching mechanism
- Patent number 4,489,985
- Issue date Dec 25, 1984
- Joy Manufacturing Company
- Frank B. Kendrick
- E21 - EARTH DRILLING MINING
Information Patent Grant
Control means
- Patent number 4,111,066
- Issue date Sep 5, 1978
- Joy Manufacturing Company
- Frank B. Kendrick
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Mining machine with cutter drum having internal drive motors
- Patent number 4,047,763
- Issue date Sep 13, 1977
- Joy Manufacturing Comapny
- James L. Gilliland
- E21 - EARTH DRILLING MINING