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公开(公告)号:US1443105A
公开(公告)日:1923-01-23
申请号:US38793020
申请日:1920-06-10
Applicant: WALLACE EDWIN C
Inventor: WALLACE EDWIN C
IPC: C10L5/12
CPC classification number: C10L5/12
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12.Method of providing roadways with a nonskid surface and product thereof 失效
Title translation: 为非道面提供道路及其产品的方法公开(公告)号:US1975028A
公开(公告)日:1934-09-25
申请号:US66672133
申请日:1933-04-18
Applicant: WALLACE EDWIN C
Inventor: WALLACE EDWIN C
IPC: E01C7/35
CPC classification number: E01C7/353
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公开(公告)号:US1183506A
公开(公告)日:1916-05-16
申请号:US1910547248
申请日:1910-03-04
Applicant: WALLACE EDWIN C
Inventor: WALLACE EDWIN C
CPC classification number: E01C7/18
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公开(公告)号:US1107732A
公开(公告)日:1914-08-18
申请号:US1911624867
申请日:1911-05-03
Applicant: WALLACE EDWIN C
Inventor: WALLACE EDWIN C
CPC classification number: C10M173/025 , B05D3/10
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