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公开(公告)号：US1915479A
公开(公告)日：1933-06-27
申请号：US50918231
申请日：1931-01-16
Applicant: AMERICAN ENAMELED PRODUCTS COM
Inventor： SMITH EDWIN A
IPC: A47K10/10
CPC classification number: A47K10/10 , A47K2201/02
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公开(公告)号：US1940888A
公开(公告)日：1933-12-26
申请号：US50918331
申请日：1931-01-16
Applicant: AMERICAN ENAMELED PRODUCTS COM
Inventor： SMITH EDWIN A
IPC: E05B1/00
CPC classification number: E05B1/0015 , Y10T403/7041
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