Hewlett-Packard's personal door opener can be 3D-printed via a free design file available on the company's website.  Photo 3 of 11 in 8 Innovative Designs for Navigating Public Spaces During COVID-19

8 Innovative Designs for Navigating Public Spaces During COVID-19

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Hewlett-Packard's personal door opener can be 3D-printed via a free design file available on the company's website.