BRIEF-Canada PM Trudeau says all nations subsidize aerospace industry
July 15 (Reuters) - Canada PM Trudeau Says Bombardier's competitors are worried about the success of firm's C Series passenger jet
* Canada PM Trudeau says believes investing in aerospace industry is right for Canada
* Canada PM Trudeau, asked about possible Brazil WTO challenge about aid to Bombardier from Quebec, says every country subsidizes aerospace industryFurther company coverage: (Reporting by David Ljunggren)
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