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发明名称
ROTARY MOWER BLADE BRAKE
摘要
申请公布号
US3581481(A)
申请公布日期
1971.06.01
申请号
USD3581481
申请日期
1969.05.26
申请人
YARD-MAN INC.
发明人
RUDOLPH A. HANSON;EDWARD J. ZIEGLER;JOHN E. FISCHER
分类号
A01D34/68;A01D69/10;(IPC1-7):A01D35/26
主分类号
A01D34/68
代理机构
代理人
主权项
地址
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