Power-driven mixing apparatus
United States Patent 3166303
Inventors:
Chapman, Barton B.
Publication Date:
01/19/1965
Assignee:
Chapman, Barton B.
Other Classes:
416/237, 366/343, 366/64, 366/330.100, 416/200R
International Classes:
A47J43/07; B01F13/00; B01F15/00; B01F7/00; A47J43/04