First animal patented in the U.S. - April 12, 1988
This Day in History Class - Podcast tekijän mukaan iHeartPodcasts and HowStuffWorks
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On this day in 1988, the OncoMouse was patented in the U.S.
This Day in History Class - Podcast tekijän mukaan iHeartPodcasts and HowStuffWorks
On this day in 1988, the OncoMouse was patented in the U.S.