Hong Chen

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Bexley North, AU

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Patents Applicationslast 30 patents

Information Patent Application
Method and Apparatus for Extruding Cementitious Articles
- Publication number 20090218720
- Publication date Sep 3, 2009
- Hong Chen
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Application
Method and apparatus for extruding cementitious articles
- Publication number 20060061007
- Publication date Mar 23, 2006
- Hong Chen
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Application
Method and apparatus for extruding cementitious articles
- Publication number 20030146539
- Publication date Aug 7, 2003
- Hong Chen
- B28 - WORKING CEMENT, CLAY, OR STONE