Akira Obuchi

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Kawasaki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Road surface heating apparatus for reproducing the deteriorated roa...
- Patent number 4,969,772
- Issue date Nov 13, 1990
- Taisei Road Construction Co., Ltd.
- Tatsuhiko Chiba
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES