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Control unit
D647205 Control unit
Patent Drawings:Drawing: D647205-2    Drawing: D647205-3    Drawing: D647205-4    
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(3 images)

Inventor: Matthias, et al.
Date Issued: October 18, 2011
Application: D/358,411
Filed: March 26, 2010
Inventors: Matthias; Marjavis J. (Chicago, IL)
Parker; Patricia (Midlothian, IL)
Eatherton; Erika A. (Chicago, IL)
Assignee: Hu-Friedy Mfg. Co., Inc. (Chicago, IL)
Primary Examiner: Simmons; Ian
Assistant Examiner: Hanson; Charles
Attorney Or Agent: Marshall, Gerstein & Borun LLP
U.S. Class: D24/177
Field Of Search: D24/111; D24/146; D24/152; D24/153; D24/154; D24/176; D24/177; D24/178; D24/179; D24/180; D24/181; D24/182; D13/162; D13/171; D13/184; 600/547; 433/3; 433/29; 433/80; 433/82; 433/126; 433/141; 433/142; 433/143; 433/147; 433/224
International Class: 2403
U.S Patent Documents:
Foreign Patent Documents: WO-2004084754; WO-2007084605
Other References: Brochure: Symmetry IQ.RTM. Multi-Functional Piezo Device, published in 2008, Hu-Friedy Mfg. Co., Inc., 8 pages. cited by other.

Claim: CLAIM The ornamental design for control unit, as shown and described.
Description: FIG. 1 is a top, front, right perspective view of a control unit showing our new design;

FIG. 2 is a top, rear, right perspective view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a left side view thereof; and,

FIG. 5 is a top plan view thereof.

The broken lines showing portions of the control unit are included for the purpose of illustrating environment and form no part of the claimed design.

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