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发明名称
Dental flask
摘要
申请公布号
US2420545(A)
申请公布日期
1947.05.13
申请号
US19440570230
申请日期
1944.12.29
申请人
PORTLAND PLASTICS LIMITED
发明人
LEADER SIDNEY ARTHUR
分类号
A61C13/16
主分类号
A61C13/16
代理机构
代理人
主权项
地址
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