Title:
【考案の名称】歩行面覆工板
Document Type and Number:
Japanese Patent JP2513357
Kind Code:
Y2
Inventors:
Shintaro Sato
Application Number:
JP8802991U
Publication Date:
October 02, 1996
Filing Date:
September 30, 1991
Export Citation:
Assignee:
Shintaro Sato
International Classes:
A01G1/00; E01C15/00; E04D11/00; E04F15/02; E04F15/08; (IPC1-7): E04D11/00; A01G1/00; E01C15/00; E04F15/02
Domestic Patent References:
| JP1275802A | ||||
| JP6120829U | ||||
| JP5172331U |
Attorney, Agent or Firm:
Takashi Nakahata