FIG. 1 is a side elevational view of a sump-riser housing, showing my new
design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a bottom view thereof; and
FIG. 4 is a top perspective view thereof.
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Assignee |
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Advanced Polymer Technology, Inc. |
Adjustable water-tight sump |
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Mar 27 1992 |
ADVANCED POLYMER TECHNOLOGY, INC |
Secondary containment flexible underground piping system |
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Oct 08 1996 |
PISCES BY OPW, INC |
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Jun 11 1996 |
Advanced Polymer Technology, Inc. |
One-piece tank sump with integral dust cover |
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Nov 08 1995 |
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Jun 11 1996 |
Advanced Polymer Technology, Inc. |
One-piece tank sump with integral dust cover |
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Sep 29 1997 |
FRANKLIN FUELING SYSTEMS, INC |
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FRANKLIN FUELING SYSTEMS, INC |
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Jul 11 1996 |
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Feb 14 2008 |
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Oct 01 1987 |
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Jun 13 1996 |
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Oct 04 1996 |
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Jul 10 2009 |
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May 29 2015 |
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Jul 09 2016 |
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Float switch housing |
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Jan 11 2017 |
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Dec 19 1996 |
Advanced Polymer Technology, Inc. |
Secondary containment flexible underground piping system |