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Patent
   D351892
Priority
Nov 09 1992
Filed
Nov 09 1992
Issued
Oct 25 1994
Expiry
Oct 25 2008
Inventors
Wolf, Leo …
Assg.orig
Time Motio…
Assg.curr
MRLB INTER…
Entity
unknown
Referenced by
141
References
14
Maint.:
n/a
The ornamental design for a water purification cartridge for a dental instrument, as shown and described.

FIG. 1 is a perspective view of a water purification cartridge for a dental instrument showing our new design;

FIG. 2 is a side elevational view thereof, the opposite side, top, and bottom views are identical;

FIG. 3 is an end elevational view thereof, the opposite end being a mirror image; and,

FIG. 4 is a sectional view taken along the line 4--4 of FIG. 2.
INVENTORS:

Wolf, Leo H., Wolf, Mark F.

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THIS PATENT REFERENCES THESE PATENTS:
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ASSIGNMENT RECORDS    Assignment records on the USPTO
///
Executed onAssignorAssigneeConveyanceFrameReelDoc
Nov 09 1992Time Motion Systems Company(assignment on the face of the patent)
Apr 25 1995WOLF, LEO H MRLB INTERNATIONAL, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0075410113 pdf
Apr 25 1995WOLF, MARK F MRLB INTERNATIONAL, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0075410113 pdf
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