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This page is within the scope of WikiProject Invention, a collaborative effort to improve the coverage of
Invention on Wikipedia. If you would like to participate, please visit the project page, where you can join
the discussion and see a list of open tasks.InventionWikipedia:WikiProject InventionTemplate:WikiProject InventionInvention articles
This page is within the scope of WikiProject Germany, a collaborative effort to improve the coverage of
Germany on Wikipedia. If you would like to participate, please visit the project page, where you can join
the discussion and see a list of open tasks.GermanyWikipedia:WikiProject GermanyTemplate:WikiProject GermanyGermany articles
This page is within the scope of WikiProject Engineering, a collaborative effort to improve the coverage of
engineering on Wikipedia. If you would like to participate, please visit the project page, where you can join
the discussion and see a list of open tasks.EngineeringWikipedia:WikiProject EngineeringTemplate:WikiProject EngineeringEngineering articles
This page is within the scope of WikiProject Science, a collaborative effort to improve the coverage of
Science on Wikipedia. If you would like to participate, please visit the project page, where you can join
the discussion and see a list of open tasks.ScienceWikipedia:WikiProject ScienceTemplate:WikiProject Sciencescience articles