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发明名称
Improvements in hypodermic injection apparatus
摘要
申请公布号
GB733296(A)
申请公布日期
1955.07.06
申请号
GB19530030258
申请日期
1953.11.02
申请人
GEORGE NORTON HEIN JR.
发明人
分类号
A61M5/30
主分类号
A61M5/30
代理机构
代理人
主权项
地址
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