Vacuum pump (positive and negative pressure)

CN309329604SInactive Publication Date: 2025-06-10GUANGZHOU LONGJIA MECHANICAL & ELECTRICAL CO LTD
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Patent Information

Application Number
CN202430606444.4
Authority / Receiving Office
CN · China
Patent Type
Designs(China)
Current Assignee / Owner
Filing Date
2024-09-24
Publication Date
2025-06-10
Estimated Expiration
Not applicable · inactive patent

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Abstract

1. Name of the Design Product: Vacuum Pump (Positive and Negative Pressure). 2. Use of the Design Product: Vacuum pump for negative pressure or oxygen injection on beauty instruments. 3. Design Key Points of the Design Product: Lies in the shape. 4. Picture or Photo Most Illustrating the Design Key Points: Perspective View 1.
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Cited By

  • Vacuum pump

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