【発明の名称】粉塵抑制装置

Title:

【発明の名称】粉塵抑制装置

Document Type and Number:

Japanese Patent JP2521809

Kind Code:

B2

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Inventors:

NAKAYAMA SATOHIRO
KAWAHARA KAZUNORI
NAGATA AKIRA
TAKEGAWA MASAHITO
SATO KAZUYUKI
MISHIMA YOSHIO

Application Number:

JP12188089A

Publication Date:

August 07, 1996

Filing Date:

May 16, 1989

Export Citation:

Assignee:

KUMAGAIGUMI KK
HAIMO KK

International Classes:

E21F5/02; E04G23/08; (IPC1-7): E21F5/02; E04G23/08

Domestic Patent References:

JP5910697A
JP6414500A

Attorney, Agent or Firm:

Takayoshi Hayashi

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