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OH-HP 30S overhead projector calculator
09-17-2024, 06:55 PM
Post: #4
Kees van der Sanden Offline
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Joined: Apr 2014
RE: OH-HP 30S overhead projector calculator
Hi,

Some time ago I found a classroom version of the HP 19BII. It is not a original HP product but uses
a modified HP 19BII to drive a transparent LCD screen.
See https://www.keesvandersanden.nl/calculat...ii_crd.php

Best regards,

Kees
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RE: OH-HP 30S overhead projector calculator - Kees van der Sanden - 09-17-2024 06:55 PM



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