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Patent
   D298654
Priority
Apr 10 1986
Filed
Apr 10 1986
Issued
Nov 22 1988
Expiry
Nov 22 2002
Inventors
Hendricks,…
Assg.orig
STEINWAY I…
Assg.curr
NORDAN, LE…
Entity
unknown
Referenced by
8
References
3
Maint.:
n/a
The ornamental design for combination tonometer and placido disk, as shown and described.

FIG. 1 is a top perspective view of a combination tonometer and placido disk showing my new design, and

FIG. 2 is a bottom perspective view thereof.
INVENTORS:

Hendricks, Loren G.

THIS PATENT IS REFERENCED BY THESE PATENTS:
Patent Priority Assignee Title
11452407, Nov 09 2012 Numnum, LLC Personal food delivery apparatus
12137841, Nov 09 2012 Numnum, LLC Personal food delivery apparatus and method
D345796, May 28 1992 Leader Manufacturing Inc. Instrument for determining the arch configuration of a person's eye contour
D536583, Jun 30 2005 PI-Design AG Salad server spoon
D539618, Jun 30 2005 PI-Design AG Salad server fork
D800515, Nov 09 2012 Numnum, LLC Personal food delivery apparatus
ER2272,
ER6407,
THIS PATENT REFERENCES THESE PATENTS:
Patent Priority Assignee Title
2314514,
3977237, Jul 14 1975 Julius M., Tesi Tonometer
4628938, Dec 09 1985 Continuous applanation tonometer
ASSIGNMENT RECORDS    Assignment records on the USPTO
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Apr 02 1986HENDRICKS, LOREN G STEINWAY INSTUMENT CO , INC ASSIGNMENT OF ASSIGNORS INTEREST 0045850750 pdf
Apr 10 1986Lee T., Nordan(assignment on the face of the patent)
Jul 21 1988STEINWAY INSTRUMENT CO , INC ,NORDAN, LEE, T ,ASSIGNMENT OF ASSIGNORS INTEREST 0049360469 pdf
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