United States Patent 2883850
Inventors:
Stanley, Falck James
Publication Date:
04/28/1959
Assignee:
Stanley, Falck James
Other Classes:
70/232, 292/347, 292/DIG.002
International Classes:
E05B13/08
Foreign References:
| GB191405130A | | | | |
| GB351049A | | | | |
| GB372457A | | | | |