Title:
DEVICE FOR AUTOMATICALLY OPENING AND CLOSING A SWING DOOR AND A SEALING DEVICE FOR THE SWING DOOR
United States Patent 3614974


Inventors:
TAJIMA SHIGERU
Application Number:
US87384569A
Filing Date:
11/04/1969
Assignee:
SHIGERU TAJIMA
Primary Class:
Other Classes:
49/199, 160/207
International Classes:
E05F15/02; (IPC1-7): E05F11/54
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