Title:
Preformed, nonadherent films for application to open lesions
United States Patent 2693438

Inventors:
Ward, William C.
Publication Date:
11/02/1954
View Patent Images:
Assignee:
NORWICH PHARMA CO
Primary Class:
Other Classes:
524/388, 424/DIG.013, 260/DIG.047, 524/111, 514/772, 424/447, 424/404, 524/557, 424/78.060, 604/304, 514/471
International Classes:
A61L15/24; A61L15/16
US Patent References:
2468345Plasticizing of polyvinyl alcohol compositions
2491642Polyvinyl alcohol casting solution
2532400Sizing compositions
Foreign References:
GB493561A
GB585184A
GB565181A
GB420052A
GB393488A
GB448742A
GB490432A