Electric vacuum device
Latest Yamabiko Corporation Patents:
The broken lines illustrate portions of the electric vacuum device that form no part of the claimed design.
Claims
The ornamental design for an electric vacuum device as shown and described.
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Type: Grant
Filed: Jul 17, 2023
Date of Patent: Aug 4, 2026
Assignee: Yamabiko Corporation (Tokyo)
Inventors: Tomohisa Umeki (Tokyo), Kenji Suzuki (Tokyo)
Primary Examiner: Amber R Stiles
Assistant Examiner: Carson Jean Bendel
Application Number: 29/897,607