Robert Franciscus Van Der Hulst

3 Patents

• US125032812025

  Vacuum Stopper and Assembly of Stopper and Container

  Dosen-zentrale Zweigniederlassung Der Kölner Blechwarenfabrik Züchner GmbH

  0 cites
• US122399452025

  Kitchen Appliance Apparatus

  Airtender Works B.V.

  0 cites
• US118905832024

  Stand-alone Valve, Adapter and Aerator for Use with a Suction Pump

  Airtender Works B.V.

  0 cites