United States Patent 3009882
Inventors:
Clarke, David W.
Hester, David B.
Publication Date:
11/21/1961
Assignee:
PROCTER & GAMBLE
Other Classes:
510/484, 252/384, 510/491, 510/351
International Classes:
C11D1/12; C11D1/72; C11D3/00; C11D3/20; C11D10/04; C11D1/14; C11D1/02; C11D10/00