Title:
METHOD OF MAKING HOLLOW PANEL
Document Type and Number:
Japanese Patent JPS5451965
Kind Code:
A
Inventors:
NAGASHIMA YOSHIAKI
Application Number:
JP11841477A
Publication Date:
April 24, 1979
Filing Date:
September 30, 1977
Export Citation:
Assignee:
NAT JUTAKU KENZAI
International Classes:
B21D51/04; B21D51/18; (IPC1-7): B21D51/18
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