Columbia subject headings:
Harvard subject headings:
Canada--Industries--Technological innovations.
Canada--Manufactures--Technological innovations.
Industries--Technological innovations--Canada.
Manufactures--Technological innovations--Canada.
Manufacturing industries--Technological innovations--Canada.
Technological innovations--Economic aspects--Canada
Princeton subject headings:
Industries--Canada.
Manufacturing industries--Canada--Technological innovations.
Manufacturing industries--United States--Technological innovations.
Technological innovations--Economic aspects--Canada.