File:Patent for home pregnancy test (US3579306), by Margaret Crane.png

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English: Patent for first home pregnancy test by Margaret Crane
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Source https://patents.google.com/patent/US3579306A/en?q=pregnancy+test&q=crane&oq=pregnancy+test+crane
Author Margaret Crane

Licensing[edit]

Public domain The text and illustrations of US patents published before March 1, 1989 are in the public domain unless the patent text contains a specific notice that portions are copyrighted. See 37 CFR 1.71(d), 37 CFR 1.84(s)

The original patent contains no such notice, so its contents are in the public domain. Note: This only applies to images published before March 1, 1989. Patents published after that date are most likely copyrighted, unless in the public domain for another reason, such as {{PD-ineligible}}.

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current20:06, 16 March 2018Thumbnail for version as of 20:06, 16 March 20182,320 × 3,408 (79 KB)Kindanduseful (talk | contribs)User created page with UploadWizard

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