Title:
【考案の名称】吸遮音コンクリ-トパネル
Document Type and Number:
Japanese Patent JPS58143843
Kind Code:
U
Inventors:
Takao Kawai
Tachimi Nakajima
Hiroshi Suzuki
Tachimi Nakajima
Hiroshi Suzuki
Application Number:
JP4086482U
Publication Date:
September 28, 1983
Filing Date:
March 23, 1982
Export Citation:
International Classes:
E04B1/86; B32B7/08; B32B13/04; (IPC1-7): C04B39/00; C04B43/04; E04B1/86
Domestic Patent References:
| JPS5193926A | 1976-08-18 | |||
| JP56057330B | ||||
| JPS5521257A | 1980-02-15 |