TREA

Dave Norman Hamilton

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  • Upper Hutt, NZ
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Patents Grantslast 30 patents

  • Information Patent Grant

    Maritime floatation device
    • Patent number 11,814,148
    • Issue date Nov 14, 2023
    • Tony Humphries
    • F42 - AMMUNITION BLASTING
  • Information Patent Grant

    Remote initiator receiver
    • Patent number 10,066,920
    • Issue date Sep 4, 2018
    • MAS ZENGRANGE (NZ) Limited
    • Tony Humphries
    • F42 - AMMUNITION BLASTING
  • Information Patent Grant

    Remote initiator breaching system
    • Patent number 8,621,998
    • Issue date Jan 7, 2014
    • Mas Zengrange (NZ) Limited
    • Roger Neil Ballantine
    • F42 - AMMUNITION BLASTING
  • Information Patent Grant

    Shock tube initiator
    • Patent number 7,665,401
    • Issue date Feb 23, 2010
    • Mas Zengrange (NZ) Ltd
    • Roger Ballantine
    • F42 - AMMUNITION BLASTING

Patents Applicationslast 30 patents

  • Information Patent Application

    Maritime Floatation Device
    • Publication number 20210070409
    • Publication date Mar 11, 2021
    • MAS ZENGRANGE (NZ) LIMITED
    • Tony HUMPHRIES
    • F42 - AMMUNITION BLASTING
  • Information Patent Application

    REMOTE INITIATOR RECEIVER
    • Publication number 20150211833
    • Publication date Jul 30, 2015
    • MAS ZENGRANGE (NZ) LIMITED
    • Tony Humphries
    • F42 - AMMUNITION BLASTING
  • Information Patent Application

    REMOTE INITIATOR BREACHING SYSTEM
    • Publication number 20120192744
    • Publication date Aug 2, 2012
    • MAS ZENGRANGE (NZ) LIMITED
    • Roger Neil Ballantine
    • F42 - AMMUNITION BLASTING
  • Information Patent Application

    Shock Tube Initiator
    • Publication number 20080276818
    • Publication date Nov 13, 2008
    • MAS ZENGRANGE (NZ) LTD
    • Roger Ballantine
    • F42 - AMMUNITION BLASTING