Title:
OPENING AND CLOSING CONTROL APPARATUS OF FIRE-PROOF DOOR
Document Type and Number:
Japanese Patent JPS58155875
Kind Code:
A
Inventors:
MATSUI SHIGERU
Application Number:
JP18409481A
Publication Date:
September 16, 1983
Filing Date:
November 16, 1981
Export Citation:
Assignee:
FUJI ELECTRIC CO LTD
International Classes:
E05F15/10; A62C2/22; (IPC1-7): A62C3/14; E05F15/10
Attorney, Agent or Firm:
Yoshio Nagaishi