| China Patent Information Research System | Search Counter£º |
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Search formula for LandCode is to input in the Line G. Format: LandCord is 2 alphanumeric characters. For Example: US£¬ DE£¬ 11 For a complicated search in which more than one LandCode is involved, boolean operators, "+', "*", "-", "(" and ")" can be used. For Example: US+DE+JP If search in this entry is carried out successfully, the hits will be shown at the most right column of this line, otherwise the error message will be shown instead. |
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