Patents/Inventors

Douglas John Melenkevitz

Boonton, NJUS3 patents

3 Patents

US123643202025
Cosmetic Product Sampling System
ELC MANAGEMENT LLC
0 cites
US118961132024
Cosmetic Product Sampling System
ELC MANAGEMENT LLC
0 cites
US117375452023
Cosmetic Product Sampling System
ELC MANAGEMENT LLC
0 cites