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A L CHALLIS LIMITED

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  • Maidenhead, Berkshire, GB
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Patents Grantslast 30 patents

  • Information Patent Grant

    Air inductor
    • Patent number 8,746,594
    • Issue date Jun 10, 2014
    • A L Challis Limited
    • Russell Johnson Challis
    • E03 - WATER SUPPLY SEWERAGE

Patents Applicationslast 30 patents

  • Information Patent Application

    Air Inductor
    • Publication number 20120006435
    • Publication date Jan 12, 2012
    • A L CHALLIS LIMITED
    • Russell Johnson Challis
    • E03 - WATER SUPPLY SEWERAGE

Trademarklast 30 trademarks