Sparling, Frederick

Canada

 
Quantité totale PI 1
Rang # Quantité totale PI 1 211 022
Note d'activité PI 0/5.0    0
Rang # Activité PI 1 603 897

Brevets

Marques

0 0
1 0
0 0
0
 
Dernier brevet 2020 - Apparatus for producing charged ...
Premier brevet 2011 - Apparatus for processing and dis...

Derniers inventions, produits et services

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