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经营范围
发明名称
Chewing gum
摘要
申请公布号
US2137746(A)
申请公布日期
1938.11.22
申请号
US19380216063
申请日期
1938.06.27
申请人
WM. WRIGLEY, JR.
发明人
WILSON ROBERT L.
分类号
A23G4/00;A23G4/06;A23G4/08
主分类号
A23G4/00
代理机构
代理人
主权项
地址
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