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Invertible magnetic stand for test tubes
D683046 Invertible magnetic stand for test tubes
Patent Drawings:Drawing: D683046-2    Drawing: D683046-3    Drawing: D683046-4    
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(3 images)

Inventor: Yin, et al.
Date Issued: May 21, 2013
Primary Examiner: Nelson; T. Chase
Assistant Examiner: Cavanna; Mark
Attorney Or Agent: Chu; Andrew W.Craft Chu PLLC
U.S. Class: D24/230
Field Of Search: D24/216; D24/222; D24/224; D24/226; D24/227; D24/229; D24/230; 422/63; 422/64; 422/99; 422/100; 422/101; 422/102; 422/103; 422/104; 422/250; 422/266; 422/297; 422/330; 422/476; 422/561; 422/942; 206/563; 206/446; 211/69; 211/71; 211/72; 211/74; 211/71.01
International Class: 2402
U.S Patent Documents:
Foreign Patent Documents:
Other References:

Claim: CLAIM The ornamental design for an invertible magnetic stand for test tubes, as shown and described.
Description: FIG. 1 is an upper perspective view of the invertible magnetic stand for test tubes showing our design;

FIG. 2 is an exploded perspective view of the stand, showing a magnetic core for creating a magnetic field for test tubes held in a rack portion of the stand;

FIG. 3 is an exploded side elevation view thereof;

FIG. 4 is an exploded opposite side elevation view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is an exploded end elevation view thereof;

FIG. 8 is an exploded opposite end elevation view thereof; and,

FIG. 9 is another perspective view of invertible magnetic stand for test tubes, showing an alternate, inverted configuration of the rack portion of the stand for use with test tubes of different sizes.

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