United States Patent 2401560
Inventors:
Graham, Charles D.
Dybvig, Edwin S.
Publication Date:
06/04/1946
Assignee:
GEN MOTORS CORP
Other Classes:
392/372, 165/62, 392/360, 62/325, 62/427, 62/408, 62/262, 165/240, 165/48.100
International Classes:
F24F1/02