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Patent
D312875
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Priority
Dec 16 1987
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Filed
Dec 16 1987
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Issued
Dec 11 1990
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Expiry
Dec 11 2004
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Assg.orig
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Entity
unknown
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13
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2
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n/a
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The ornamental design for a short-tube heatless concentrator, as shown and described.
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FIG. 1 is a front elevational view of a short-tube heatless concentrator,
showing my new design;
FIG. 2 is a side elevational view thereof, turned 90° with respect
to FIG. 1;
FIG. 3 is a top plan view thereof;
FIG. 4 is a bottom plan view thereof; and
FIG. 5 is a perspective view thereof.
Spock, Paul S.
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D369406, |
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Date |
Maintenance Fee Events |
n/a
Date |
Maintenance Schedule |
n/a