Title:
【考案の名称】マンホ-ルなどの蓋の自動施錠装置
Document Type and Number:
Japanese Patent JPS59102633
Kind Code:
U
Inventors:
Kazuo Susaki
Application Number:
JP19532482U
Publication Date:
July 10, 1984
Filing Date:
December 25, 1982
Export Citation:
International Classes:
E02D29/14; (IPC1-7): E02D29/14