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经营范围
发明名称
SPRING MATTRESS, UPHOLSTERY, CUSHION, ETC.
摘要
申请公布号
CA303519(A)
申请公布日期
1930.09.02
申请号
CAD303519
申请日期
申请人
ROBERT WILLIAM EARLE
发明人
ROBERT WILLIAM EARLE
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