Patent search ap:("KREBS PIGMENT & COLOR CORP") AND inv:"SINGMASTER JAMES A" Page 1

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发明授权
Light resistant lithopone 失效
Title translation: 耐光立德粉

公开(公告)号：US1826153A

公开(公告)日：1931-10-06

申请号：US33832429

申请日：1929-02-07

Applicant: KREBS PIGMENT & COLOR CORP

Inventor： SINGMASTER JAMES A , SEYMOUR COLTON HENRY

IPC: C09C1/06

CPC classification number: C09C1/06 , C01P2004/60 , C01P2006/19 , C01P2006/60

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