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Welcome to Rangutan's Brainstorming & Think-Tank

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  • HOME
  • PATENT LIST
  • INNOVATION
  • - Gravity explained
  • - Smart-Speaker for Landlines
  • - Couchsurfing Airlines
  • -SARS-Cov-2-Month-2021-02
  • -SARS-CoV-2-Month-2021-01
  • -SARS-CoV-2-Month-2020-12
  • -SARS-CoV-2-Month-2020-11
  • -SARS-CoV-2-Month 2020-10
  • COMMUNITY
  • VISUAL ART
  • - Photo-Mosaics by Rangutan
  • PHILOSOPHY
  • TRAVEL TIPS
  • HEROES
  • Youtube Links
  • My Facebook Portals
  • Links for Inventors
  • Humor for Inventors
  • Visit Bavaria
  • About Me
  • My Heritage
  • Our University Days
  • Contact
  • Credits
  • Fund-me-please
  • ARCHIVE
  • - SARS-CoV-2 Week-19
  • - CoronaVirus-Week-10

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Twitter: @Rangutan

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Went online on 2019-03-27    

Last main-page update 2020-10-23

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