Title:
Key
United States Patent 2672747


Inventors:
Craig, Burnie J.
Application Number:
US12200349A
Publication Date:
03/23/1954
Filing Date:
10/18/1949
Assignee:
Craig, Burnie J.
Primary Class:
Other Classes:
70/408, D08/347
International Classes:
E05B19/04
View Patent Images:
US Patent References:
2065468Key construction1936-12-22
2065294Key blank1936-12-22
1816642Identification system for keys1931-07-28
1692686Tactual indicator1928-11-20
1244450N/A1917-10-23