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公开(公告)号：US2193508A
公开(公告)日：1940-03-12
申请号：US16020737
申请日：1937-08-21
Applicant: JOSEFA GASTREICH
Inventor： KARL CORDTS
IPC: A01J11/06
CPC classification number: A01J11/06
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公开(公告)号：US2130876A
公开(公告)日：1938-09-20
申请号：US12858037
申请日：1937-03-02
Applicant: JOSEFA GASTREICH
Inventor： KARL CORDTS
IPC: B67C11/06
CPC classification number: B67C11/063 , B67C11/066 , Y10T137/7436 , Y10T137/7488 , Y10T137/87997
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