Title:
【考案の名称】床下点検装置
Document Type and Number:
Japanese Patent JPS6073736
Kind Code:
U
Inventors:
Koyama
Application Number:
JP16733283U
Publication Date:
May 24, 1985
Filing Date:
October 28, 1983
Export Citation:
International Classes:
E04F19/08; E04F15/00; (IPC1-7): E04F19/08; E04F15/00
Domestic Patent References:
| JPS55110659U | 1980-08-04 | |||
| JPS572940U | 1982-01-08 |