Title:
Pressure cooker closure structure
United States Patent 2578389


Inventors:
Andersson, Bjorn F.
Application Number:
US78280247A
Publication Date:
12/11/1951
Filing Date:
10/29/1947
Assignee:
Andersson, Bjorn F.
Primary Class:
Other Classes:
277/630, 277/645, 292/256.63
International Classes:
A47J27/08
View Patent Images:
US Patent References:
2379053Case for measuring instruments1945-06-26
2324333Cover sealing means1943-07-13
1878677Container seal1932-09-20
1428399N/A1922-09-05
1369249Steam-cooker1921-02-22
Foreign References:
CH216555A1941-08-31
DE261480C
FR817534A1937-09-04