Prestressed reinforcing nets

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Patents Grantslast 30 patents

Information Patent Grant
Meshwork reinforced and pre-stressed concrete member, method and ap...
- Patent number 5,025,605
- Issue date Jun 25, 1991
- Shimizu Construction Co., Ltd.
- Kenzo Sekijima
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Apparatus for producing a concrete product prestressed in at least...
- Patent number 4,718,839
- Issue date Jan 12, 1988
- Oy Partek AB
- Ilmari Paakkinen
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
3466822
- Patent number 3,466,822
- Issue date Sep 16, 1969
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
3452940
- Patent number 3,452,940
- Issue date Jul 1, 1969
- B28 - WORKING CEMENT, CLAY, OR STONE