Charles Peter Schumacher

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Cedarburg, WI, US

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Patents Grantslast 30 patents

Information Patent Grant
Automatic drum rotation control concrete transit mixer truck
- Patent number 7,722,243
- Issue date May 25, 2010
- Schwing America, Inc.
- Charles P. Schumacher
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Fold-over chute safety device
- Patent number 6,719,118
- Issue date Apr 13, 2004
- Schwing America, Inc.
- Thomas E. Eull
- B28 - WORKING CEMENT, CLAY, OR STONE

Patents Applicationslast 30 patents

Information Patent Application
Automatic drum rotation control concrete transit mixer truck
- Publication number 20080144424
- Publication date Jun 19, 2008
- Schwing America, Inc.
- Charles P. Schumacher
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Application
FOLD-OVER CHUTE SAFETY DEVICE
- Publication number 20040055852
- Publication date Mar 25, 2004
- Schwing America, Inc.
- Thomas E. Eull
- B28 - WORKING CEMENT, CLAY, OR STONE