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发明名称
Doughnut cutter
摘要
申请公布号
US2610590(A)
申请公布日期
1952.09.16
申请号
US19490122477
申请日期
1949.10.20
申请人
VAN CAMP DONUT SYSTEM, INC.
发明人
CAMPEN WALTER ANDREW VAN
分类号
A21C11/16
主分类号
A21C11/16
代理机构
代理人
主权项
地址
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