4 augusti 1950

4 augusti 1950: 2 companies

RICHSTONE CORPORATION,LTD. Registreringskod: 058431-2 Juridisk adress: 901 BLEURY ST, SUITE 312, MONTREAL, QUEBEC, CANADA

LOCKWOOD GEOPHYSICS LIMITED Registreringskod: 049811-4 Juridisk adress: 85 RICHMOND ST. WEST, SUITE 620, TORONTO, ONTARIO, CANADA, M5H2C9