KEYS WITH ROTATING HEADS AND METHOD OF MAKING SAME
United States Patent 3526112

Inventors:
Herrington, Jack D.
Publication Date:
09/01/1970
View Patent Images:
Assignee:
Jack, Herrington D.
Primary Class:
Other Classes:
D08/347, 70/408
International Classes:
E05B19/00; E05B19/04
US Patent References:
2795128Key case
2982454Combination device for personal use
3313135Key coupling device
3349589Key construction




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