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INDIA, PATENTS, DESIGNS AND TRADE MARKS (Controller general of--PATENTS ACT,1970(Corporate Name)
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Work cat.: (OSt)652259: INDIA, PATENTS, DESIGNS AND TRADE MARKS (Controller general of--PATENTS ACT,1970, Second annual report of the controller general of patents, designs & trade marks under section 155 of the patents act ,1970(39 of 1970) for year 1973-74, 1974