Impeller for a rotary injector
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Description
The dashed line showing of structural lines is included for the purpose of illustrating non-claimed subject matter and forms no part of the claimed design.
Claims
The ornamental design for an impeller for a rotary injector, as shown and described.
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U.S. Patent Documents
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Patent History
Patent number: D742427
Type: Grant
Filed: Mar 27, 2014
Date of Patent: Nov 3, 2015
Assignee: RIO TINTO ALCAN INTERNATIONAL LIMITED (Montreal, QC)
Inventors: Joseph Langlais (Saguenay), Peter Donald Waite (Saguenay), Francis Breton (Saguenay), Serge Munger (Saguenay), Martin Beaulieu (Verdun)
Primary Examiner: Mark Goodwin
Application Number: 29/486,213
Type: Grant
Filed: Mar 27, 2014
Date of Patent: Nov 3, 2015
Assignee: RIO TINTO ALCAN INTERNATIONAL LIMITED (Montreal, QC)
Inventors: Joseph Langlais (Saguenay), Peter Donald Waite (Saguenay), Francis Breton (Saguenay), Serge Munger (Saguenay), Martin Beaulieu (Verdun)
Primary Examiner: Mark Goodwin
Application Number: 29/486,213
Classifications
Current U.S. Class:
Element Or Attachment (4) (D15/28)