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发明名称
GUARDED SPINDLE SHEAVE
摘要
申请公布号
CA450485(A)
申请公布日期
1948.08.10
申请号
CAD450485
申请日期
申请人
WESTERN ELECTRIC COMPANY, INCORPORATED;AMERICAN TELEPHONE AND TELEGRAPH COMPANY
发明人
TEMPLE C. SMITH;FRED H. BROMM
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