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发明名称
PRESSURIZED REFINER SEAL ASSEMBLY
摘要
申请公布号
CA965447(A)
申请公布日期
1975.04.01
申请号
CA19720144116
申请日期
1972.06.07
申请人
SPROUT, WALDRON & COMPANY, INC.
发明人
FISHER, CHESTER D.
分类号
D21D1/30;F16J15/34;F16J15/447
主分类号
D21D1/30
代理机构
代理人
主权项
地址
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