Improved cylinder lock and key assembly and hierarchical system therefor
A Standard patent application filed on 22 October 1997 credited to Sussina, Stan J.
;
Field, Peter H.
Details
Application number :
49859
Application type :
Standard
Application status :
LAPSED
Under opposition :
No
Proceeding type :
Invention title :
Improved cylinder lock and key assembly and hierarchical system therefor