United States Patent 2887272
Inventors:
Daniel, Rosenthal
Publication Date:
05/19/1959
Assignee:
Daniel, Rosenthal
Other Classes:
239/309, 222/81, 222/402.150, D23/226, 239/414, 239/583, 222/402.120, 222/402.250
International Classes:
A01C23/04; A01C23/00