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Yoshihiro Ohta

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  • Takatsuki, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method of manufacturing modified wood material
    • Patent number 4,857,365
    • Issue date Aug 15, 1989
    • Matsushita Electric Works, Ltd.
    • Shozo Hirao
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    Method of manufacturing modified wood material
    • Patent number 4,731,265
    • Issue date Mar 15, 1988
    • Matsushita Electric Works, Ltd.
    • Shozo Hirao
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...