Method and apparatus for surface cleaning
United States Patent 3364067
Inventors:
Piscitello, Robert A.
Petit, Arthur E.
Publication Date:
01/16/1968
Assignee:
GEN DYNAMICS CORP
Other Classes:
134/21, 134/169R, 134/23, 118/50, 134/33
International Classes:
F28G9/00
US Patent References:
| 2884936 | Mechanical tissue culture washer | | | |