Restrictor device
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Description
Where applicable, elements are shown in broken lines herein for illustrative purposes only, and form no part of the claimed design.
Claims
The ornamental design for a restrictor device, as shown and described.
Referenced Cited
U.S. Patent Documents
Other references
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- Technical specification; Mooney Regulators; Flowgrid Type 24 Restrictors.
Patent History
Patent number: D739505
Type: Grant
Filed: May 1, 2014
Date of Patent: Sep 22, 2015
Assignee: Dresser, Inc. (Addison, TX)
Inventors: David Michael Jones (Magna, UT), Lamar Edward May (Tooele, UT)
Primary Examiner: John Windmuller
Assistant Examiner: Steven Czyz
Application Number: 29/489,651
Type: Grant
Filed: May 1, 2014
Date of Patent: Sep 22, 2015
Assignee: Dresser, Inc. (Addison, TX)
Inventors: David Michael Jones (Magna, UT), Lamar Edward May (Tooele, UT)
Primary Examiner: John Windmuller
Assistant Examiner: Steven Czyz
Application Number: 29/489,651
Classifications
Current U.S. Class:
Fitting (10) (D23/259)