Title:
CEILING STRUCTURE USED IN BUILDING
Document Type and Number:
Japanese Patent JPS5976372
Kind Code:
A
Inventors:
NAKA HIROMITSU
Application Number:
JP18792982A
Publication Date:
May 01, 1984
Filing Date:
October 26, 1982
Export Citation:
Assignee:
NAKA TECH LAB
International Classes:
E04F19/08; E04B9/18; (IPC1-7): E04B5/52; E04F19/08
Domestic Patent References:
| JPS475553U | 1972-09-18 | |||
| JPS5351056U | 1978-05-01 |
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