Image: Patent for home pregnancy test (US3579306), by Margaret Crane
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Description: Patent for first home pregnancy test by Margaret Crane
Title: Patent for home pregnancy test (US3579306), by Margaret Crane
Credit: https://patents.google.com/patent/US3579306A/en?q=pregnancy+test&q=crane&oq=pregnancy+test+crane
Author: Margaret Crane
Usage Terms: Public domain
License: Public domain
Attribution Required?: No
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