Patent search ap:("SOMMERS JOSEPH A" OR "MILTON FRIEDMAN") AND inv:"SOMMERS JOSEPH A" Page 1

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发明授权
Lock stitching attachment 失效
Title translation: 锁定拼接附件

公开(公告)号：US2033858A

公开(公告)日：1936-03-10

申请号：US67585133

申请日：1933-06-14

Applicant: SOMMERS JOSEPH A , MILTON FRIEDMAN

Inventor： SOMMERS JOSEPH A , MILTON FRIEDMAN

IPC: D04B1/06 , D04B11/30 , D04B15/00

CPC classification number: D04B11/30 , D04B1/06

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