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Patent
D814951
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Priority
Oct 31 2014
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Filed
Aug 19 2016
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Issued
Apr 10 2018
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Expiry
Apr 10 2033
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Assg.orig
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Entity
unknown
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0
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3
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n/a
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The ornamental design for a perpetual measurement chamber, as shown and described.
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FIG. 1 is a bottom plan view thereof;
FIG. 2 is a top plan view thereof;
FIG. 3 is a right side elevational view thereof;
FIG. 4 is a left side elevational view thereof;
FIG. 5 is a perspective view thereof;
FIG. 6 is a bottom plan view of an alternative embodiment thereof;
FIG. 7 is a top plan view thereof;
FIG. 8 is a back side elevational view thereof;
FIG. 9 is a front side elevational view thereof;
FIG. 10 is a right side elevational view thereof; and,
FIG. 11 is a left side elevational view thereof.
The broken lines are for illustrative purposes only and form no part of the claimed design.
Sparks, Travis, Gregory, Michael Lee, Ratliff, Johnathan Scott
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