发明授权
US5031395A Reciprocating blade type trimmer 失效
往复式刀片式修边机

Reciprocating blade type trimmer
摘要:
A contra reciprocating blade type trimmer having blades formed on the side and tip of a reciprocally driven cutting bar. The tip blade of each bar reciprocates with respect to each other to cooperate in cutting roots, limbs and the like. the tip blade is provided at the foremost tip of each bar.
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