Technology@lemmy.worldEnglish · 8 个月前

Hearing is be-leafing: Students invent quieter leaf blower

hub.jhu.edu

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Hearing is be-leafing: Students invent quieter leaf blower

hub.jhu.edu

TheReturnOfPEB@reddthat.com to

Technology@lemmy.worldEnglish · 8 个月前

171

cross-posted to:
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Patent-pending design by Hopkins undergrads could be available in stores within two years

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8 个月前
Give then a Nobel Prize!

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