David C. Pflieger

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Two Rivers, WI, US

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Patents Grantslast 30 patents

Information Patent Grant
Retractable arched window covering
- Patent number 8,118,077
- Issue date Feb 21, 2012
- David C Pflieger
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Grant
Recoil auger with clutch bearing
- Patent number 7,506,697
- Issue date Mar 24, 2009
- David C Pflieger
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
RETRACTABLE ARCHED WINDOW COVERING
- Publication number 20100193142
- Publication date Aug 5, 2010
- David C. Pflieger
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Application
Recoil auger with clutch bearing
- Publication number 20080190667
- Publication date Aug 14, 2008
- Mark M. Pflieger and Eugene H. Pflieger
- David C. Pflieger
- E21 - EARTH DRILLING MINING
Information Patent Application
Dog-type recoil actuated auger
- Publication number 20070107936
- Publication date May 17, 2007
- David C. Pflieger
- E21 - EARTH DRILLING MINING
Information Patent Application
Recoil auger with clutch bearing
- Publication number 20070107945
- Publication date May 17, 2007
- Mark M. Pflieger and Eugene H. Pflieger
- David C. Pflieger
- E21 - EARTH DRILLING MINING