United States Patent 3512187
Inventors:
Thomas, Morton I.
Edwards, Donald W.
Publication Date:
05/19/1970
Assignee:
Morton, Thomas I.
Donald, Edwards W.
Other Classes:
4/254, 4/480, 297/DIG.004
International Classes:
A61G5/10; A61G5/00; A47K3/12; A47C1/00