发明授权
US3937377A Chopper for margins of multi-folded paper 失效
剁碎多页折纸的边缘

Chopper for margins of multi-folded paper
摘要:
A chopper for severed margins of multi-folded paper is provided wherein the margins are slit off the sheet and then chopped into small pieces which occupy a minimum amount of space and which present a simplified disposal problem.
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