Hand-held burr hole instrument

CN310175224SActive Publication Date: 2026-08-28SANSHANDAO GOLD MINE SHANDONG GOLD MINING LAIZHOU
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Patent Information

Application Number
CN202630143238.3
Authority / Receiving Office
CN · China
Patent Type
Designs(China)
Current Assignee / Owner
Filing Date
2026-03-30
Publication Date
2026-08-28
Estimated Expiration
2041-03-30

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Abstract

1. The name of the design product: hand-held hole instrument. 2. The use of the design product: used for hole positioning of hole site in underground mining operation. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: perspective view.
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