John Geoffrey Chan

Person

  • Beijing, CN

Patents Grantslast 30 patents

  • Information Patent Grant

    Multi-chambered, uniform dispensing tube

    • Patent number 6,845,884
    • Issue date Jan 25, 2005
    • The Procter & Gamble Company
    • John Geoffrey Chan
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL