-
公开(公告)号:US2537414A
公开(公告)日:1951-01-09
申请号:US64533846
申请日:1946-02-04
Applicant: SVENSKA CELLULOSA AB
Inventor: ROLAND LINDBLAD KARL
IPC: D21F1/66
CPC classification number: D21F1/66
-
公开(公告)号:US2532415A
公开(公告)日:1950-12-05
申请号:US66339346
申请日:1946-04-19
Applicant: SVENSKA CELLULOSA AB
Inventor: ROLAND LINDBLAD KARL
IPC: D21F1/66
CPC classification number: D21F1/66
-
公开(公告)号:US2363226A
公开(公告)日:1944-11-21
申请号:US51515843
申请日:1943-12-21
Applicant: SVENSKA CELLULOSA AB
Inventor: ALBERT BRUND JOHAN
CPC classification number: B28B1/52 , B28B1/526 , B28B11/245
-
-