James D. Braatz

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Greenfield, WI, US

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Patents Grantslast 30 patents

Information Patent Grant
Pneumatic retarder acutator valve
- Patent number 7,325,567
- Issue date Feb 5, 2008
- AAA Sales & Engineering, Inc.
- Thomas J. Heyden
- B61 - RAILWAYS
Information Patent Grant
Hydraulic control and operation system for a railroad car retarder
- Patent number 7,140,698
- Issue date Nov 28, 2006
- AAA Sales & Engineering Inc.
- James D. Braatz
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Railroad track switch operator
- Patent number 6,422,519
- Issue date Jul 23, 2002
- AAA Sales & Engineering, Inc.
- James D. Braatz
- B61 - RAILWAYS

Patents Applicationslast 30 patents

Information Patent Application
Pneumatic Retarder Actuator Valve
- Publication number 20080237511
- Publication date Oct 2, 2008
- AAA Sales & Engineering Inc.
- Thomas J. Heyden
- B61 - RAILWAYS
Information Patent Application
Hydraulic control and operation system for a railroad car retarder
- Publication number 20050035243
- Publication date Feb 17, 2005
- James D. Braatz
- B60 - VEHICLES IN GENERAL
Information Patent Application
Electro-pneumatic retarder control
- Publication number 20050005811
- Publication date Jan 13, 2005
- Thomas J. Heyden
- B61 - RAILWAYS