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  1. 1

    The economics of invention and innovation with a case study of the development of the hovercraft 著者: Johnson, P. S.

    出版事項 1975
    図書

    The economics of invention and innovation with a case study of the development of the hovercraft
  2. 2

    Air-cushion vehicles for use in developing countries .

    出版事項 1974
    図書

    Air-cushion vehicles for use in developing countries .
  3. 3

    Jane's surface skimmer systems

    出版事項 1967
    図書

    Jane's surface skimmer systems

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