Wirtz pumps are clever [video] | Hacker News

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		Wirtz pumps are clever [video] (youtube.com)
		6 points by glth on Oct 10, 2023 \| hide \| past \| favorite \| 1 comment

bediger4000 on Oct 10, 2023 [–]

Apparently this pump was invented no later than 1746. I wonder who owns the valuable Intellectual Property?

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