Impeller blade for shotblast machine
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Description
Claims
The ornamental design for an impeller blade for shotblast machine, as shown and described.
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Patent History
Patent number: D742442
Type: Grant
Filed: Apr 24, 2014
Date of Patent: Nov 3, 2015
Assignee: Sintokogio, Ltd. (Nagoya-shi)
Inventors: Hiroaki Suzuki (Toyokawa), Masato Umeoka (Toyokawa)
Primary Examiner: Patricia Palasik
Application Number: 29/488,894
Type: Grant
Filed: Apr 24, 2014
Date of Patent: Nov 3, 2015
Assignee: Sintokogio, Ltd. (Nagoya-shi)
Inventors: Hiroaki Suzuki (Toyokawa), Masato Umeoka (Toyokawa)
Primary Examiner: Patricia Palasik
Application Number: 29/488,894
Classifications
Current U.S. Class:
Cutting Tool, E.g., Drill Bit, Etc. (D15/139)