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1.发明授权Method of and apparatus for shaping gores for geographical globes and the like 失效用于形成地理位置等的地方的方法和装置
公开(公告)号：US1779044A
公开(公告)日：1930-10-21
申请号：US29684928
申请日：1928-08-01
Applicant: C S HAMMOND AND COMPANY
Inventor： EDWARD MASSEY
IPC: B31D5/02
CPC classification number: B31D5/02
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