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公开(公告)号：US2862865A
公开(公告)日：1958-12-02
申请号：US50704555
申请日：1955-05-09
Applicant: KERAG KESSELSCHMIEDE APP UND M
Inventor： LEO MARKY HERBERT
CPC classification number: H01J37/32018 , C01B13/11 , C01B13/115 , C01B2201/14 , C01B2201/20 , C01B2201/24 , C01B2201/62 , C01B2201/76
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