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  1. Rademaker, C.A.: ¬The classification of plants in the United States Patent Classification System (2000) 10.31
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    Author
    Rademaker, C.A.
  2. Rademaker, C.A.: ¬The classification of ornamental designs in the United States Patent Classification System (2000) 10.31
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    Rademaker, C.A.
  3. Rademaker, C.A.: ¬The classification of ornamental designs in the United States Patent Classification System (2000) 10.31
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    Rademaker, C.A.