Fisher and VWR and others sell lab dishwasher with lots of tubes sticking up that spray water inside flasks, since most have narrow necks. But they
have limits and can break stuff easily. If your idea is about narrow tubes to wash in side flasks, then don't worry about the patent. Other people
use ultrasonic bathes, base bathes, and other nasty things for dirty stuff.
We still have a designated dishwashing person as well, had lots of them at the previous place. But they did have some machines for the simple stuff.
Also tools for washing pipettes and other odd things. If anyone needs a pipette cleaner (tall, narrow wash thingee), I have a few to get rid of.
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