Haifeng Ji

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Lishui, CN

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Patents Applicationslast 30 patents

Information Patent Application
Drill Blade for Drilling Hard Materials and Drill Bit
- Publication number 20240300033
- Publication date Sep 12, 2024
- ROBERT BOSCH GmbH
- Massimo Anghileri
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Cutting Body and Drilling Tool Having a Cutting Body
- Publication number 20240189924
- Publication date Jun 13, 2024
- ROBERT BOSCH GmbH
- Haifeng Ji
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR