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公开(公告)号：US2229101A
公开(公告)日：1941-01-21
申请号：US1004035
申请日：1935-03-08
Applicant: JOHN RANDOLPH TUCKER
Inventor： LE GRAND JOSEPH M
CPC classification number: F25D23/06 , E04B1/7654 , E04B1/806 , F25D2201/128 , Y10S428/939 , Y10T428/12201 , Y10T428/12264 , Y10T428/12694 , Y10T428/24711
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