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公开(公告)号：US980374A
公开(公告)日：1911-01-03
申请号：US1909475489
申请日：1909-02-01
Applicant: AMERICAN GAS TOOL COMPANY
Inventor： WHITE MORRIS C , DURYEA OTHO C
CPC classification number: B01J3/08 , B29C2049/4647 , Y10S425/127 , Y10T74/19879
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公开(公告)号：US911187A
公开(公告)日：1909-02-02
申请号：US1908437961
申请日：1908-06-11
Applicant: AMERICAN GAS TOOL COMPANY
Inventor： WHITE MORRIS C , DURYEA OTHO C
CPC classification number: B25B27/0085
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