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Keith K. Klett
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Danville, IL, US
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last 30 patents
Information
Patent Grant
Gravure press with crowbar circuit
Patent number
5,243,487
Issue date
Sep 7, 1993
Hurletron Incorporated
Keith K. Klett
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Rotogravure cylinder proofing method
Patent number
4,759,285
Issue date
Jul 26, 1988
Hurletron, Inc.
Russel N. Fox
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Intrinsically safe electrostatic assist units
Patent number
4,360,850
Issue date
Nov 23, 1982
HurletronAltair, Inc.
Velmar E. Howard
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Emergency lighting system
Patent number
4,075,503
Issue date
Feb 21, 1978
Keith K. Klett
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Inverter lockout circuit
Patent number
4,063,108
Issue date
Dec 13, 1977
Keith Karl Klett
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Two level inverter circuit
Patent number
4,029,993
Issue date
Jun 14, 1977
General Electric Company
Robert Philbrick Alley
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER