Patent
   D453478
Priority
Feb 23 2001
Filed
Feb 23 2001
Issued
Feb 12 2002
Expiry
Feb 12 2016
Assg.orig
Entity
unknown
4
4
n/a
The ornamental design for a level sensor, as shown and described.

FIG. 1 is a front view of the first embodiment the subject level sensor;

FIG. 2 is a right side view of the first embodiment shown in FIG. 1;

FIG. 3 is a left side view of the first embodiment shown in FIG. 1;

FIG. 4 is a rear view of the first embodiment shown in FIG. 1;

FIG. 5 is a plan view of the first embodiment shown in FIG. 1;

FIG. 6 is a bottom view of the first embodiment shown in FIG. 1;

FIG. 7 is an enlarged partial cross section taken along a line 7 to 7 in FIG. 1, and the inside construction of the level sensor is omitted;

FIG. 8 is a front view of the second embodiment the subject level sensor;

FIG. 9 is a right side view of the second embodiment shown in FIG. 1;

FIG. 10 is a left side view of the second embodiment shown in FIG. 1;

FIG. 11 is a plan view of the second embodiment shown in FIG. 1; and,

FIG. 12 is an enlarged partial cross section taken along a line 12 to 12 in FIG. 8, and the inside construction of the level sensor is omitted.

Ishii, Mitsuo

Patent Priority Assignee Title
D766753, Mar 20 2015 Kabushiki Kaisha Topcon Optical measuring thedolite using light wave
D974924, Dec 11 2019 GIATEC SCIENTIFIC INC Embeddable wireless sensor
ER5595,
ER8610,
Patent Priority Assignee Title
3883021,
4288056, Apr 18 1978 Atlas Copco Aktiebolag Device for setting the direction and/or the inclination of an elongated rock drilling apparatus
5058294, Feb 22 1989 Grade control system for continuous bucket excavators
5095631, Nov 07 1989 STATE OF ISRAEL,MINISTRY OF DEFENCE, ARMAMENT DEVELOPMENT AUTHORITY Magnetic compass
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Feb 21 2001ISHII, MITSUOKabushiki Kaisha TopconASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0115700690 pdf
Feb 23 2001Kabushiki Kaisha Topcon(assignment on the face of the patent)
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