Maria Dilay

Follow

Person

Ottawa, CA

People

Patents Grantslast 30 patents

Information Patent Grant
Coins coated with nickel, copper and nickel and process for making...
- Patent number 5,151,167
- Issue date Sep 29, 1992
- Royal Canadian Mint
- Hieu C. Truong
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Coins coated with nickel, copper and nickel
- Patent number 5,139,886
- Issue date Aug 18, 1992
- Royal Canadian Mint
- Hieu Truong
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR