Prilly
Switzerland
4
2021-11-04
The entities that hold a legal rights for patent applications filed by inventor Frauchiger Daniel:
Daniel Frauchiger from Prilly, CH has applied for patents for these inventions. The list has both pending applications and granted patents:
Water purification device
#2 | 2016-09-22Water purification device
#3 | 2014-02-27Water purification device
#4 | 2012-11-29Drinking straw with hollow fibre liquid filter
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