Invention Grant
- Patent Title: Spinning top
- Patent Title (中): 旋转顶
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Application No.: US15059875Application Date: 2016-03-03
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Publication No.: US09561446B2Publication Date: 2017-02-07
- Inventor: Kenneth Brecher
- Applicant: Kenneth Brecher
- Agency: Hamilton, Brook, Smith & Reynolds, P.C.
- Main IPC: A63H1/00
- IPC: A63H1/00 ; G09B23/06 ; G09B23/02
Abstract:
The present invention provides a new design for a spinning top. The present invention can have a prolate ellipsoid shape with a surface defined by the equation x2/a2+y2/b2+z2/c2=1.
Public/Granted literature
- US20160256789A1 Spinning Top Public/Granted day:2016-09-08
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