United States Patent 1439823
Inventors:
Kaufmann, Harry A.
Publication Date:
12/26/1922
Assignee:
Henrietta, Kaufmann S.
Other Classes:
241/46.015, 4/DIG.004, 134/105, 220/DIG.028, 134/191, 134/183, 134/57D
International Classes:
A47L15/06; A47L15/00