4. Ammunition and explosives
  5. Blasting
  6. Detonation wave modifying

Roger Holmberg

Inventor

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Inventor

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Connector unit

Arms – pyrotechnics – hunting and fishing equipment – Explosive or pyrotechnic article
Patent

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Detonator

Ammunition and explosives – Igniting devices and systems – Heat – friction – or chemical primers or ignitors
Reexamination Certificate

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Method for blasting rock

Ammunition and explosives – Blasting – Detonation wave modifying
Patent

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Profile ID: LFUS-PAI-P-1370353

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