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公开(公告)号：US1100821A
公开(公告)日：1914-06-23
申请号：US1911658147
申请日：1911-11-02
Applicant: FITZGERALD JAMES J
Inventor： FITZGERALD JAMES J
CPC classification number: A01B19/02
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公开(公告)号：US1083073A
公开(公告)日：1913-12-30
申请号：US1913752735
申请日：1913-03-07
Applicant: FERGUSON MEADE , FITZGERALD JAMES O JR
Inventor： FERGUSON MEADE , FITZGERALD JAMES O JR
IPC: F41G1/35
CPC classification number: F41G1/35
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