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公开(公告)号:US1215073A
公开(公告)日:1917-02-06
申请号:US10377516
申请日:1916-06-15
Applicant: STEVENS JAMES C
Inventor: STEVENS JAMES C
CPC classification number: A01K97/24
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公开(公告)号:CA184978A
公开(公告)日:1918-06-18
申请号:CA184978D
申请日:1918-02-05
Applicant: STEVENS JAMES C
Inventor: STEVENS JAMES C
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