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经营范围
发明名称
Improvements in or relating to thermionic valve circuits
摘要
申请公布号
GB355670(A)
申请公布日期
1931.08.24
申请号
GB19300015935
申请日期
1930.05.23
申请人
MARCONI'S WIRELESS TELEGRAPH COMPANY, LIMITED;ERNEST GREEN
发明人
分类号
H03F1/13
主分类号
H03F1/13
代理机构
代理人
主权项
地址
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VISORE PER MONTATURE
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INHIBITORS OF CYCLIN-DEPENDENT KINASES
HYBRID ANALOG-TO-DIGITAL CONVERTER FOR LOW POWER APPLICATIONS, SUCH AS USE IN AN IMPLANTABLE MEDICAL DEVICE
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MISCIBLE POLYMERS
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METHOD OF OPERATING A HYDRAULIC BRAKE SYSTEM
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METHOD AND APPARATUS FOR ATTACHING A FITMENT TO AND STERILIZING A CONTAINER
METHOD FOR PREPARING WHOLLY AROMATIC POLYAMIDE PULP
