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公开(公告)号：US3383044A
公开(公告)日：1968-05-14
申请号：US47828965
申请日：1965-08-09
Applicant: BRITT TECH CORP
Inventor： NORSTRUD IVEN R , THRELKELD JOHN H , THRELKELD DENNIS J
CPC classification number: A47L1/08 , B05B9/0403 , B05B12/085 , B08B3/026 , B08B3/028 , B08B2203/0205 , B08B2203/0217 , B60S3/044
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