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US5642677A Walk-behind self-propelled multi-functional nursery device 失效
步行式自行式多功能苗圃设备

Walk-behind self-propelled multi-functional nursery device
摘要:
A walk-behind, multi-functional device for use in a nursery is capable cultivating while applying fertilizer and herbicide as desired. An electric clutch assembly combines with a steering assembly to permit easy maneuverability of the walk-behind device.
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