Showing 101 - 120 results of 1,185 for search '', query time: 0.15s Refine Results
  1. 101
    Money from ideas ; a primer on inventions and patents.
    by Laughlin, Myron Penn, 1893-
    Published 1950
    Book
  2. 102
    Modern wonders & how they work /
    by Leyson, Burr Watkins, 1898-
    Published 1949
    Book
  3. 103
    Making inventions pay ; a practical guide to selling, protecting, manufacturing, and marketing your inventions.
    by Keeley, Joseph Charles, 1907-
    Published 1950
    Book
  4. 104
    A popular history of American invention /
    Book
  5. 105
    The outlook for research and invention : with an appendix of problems awaiting solutions /
    by Hopkins, Nevil Monroe, 1873-
    Published 1919
    Book
  6. 106
    Fifty years of Popular mechanics, 1902-1952 ; an album of American progress containing the most fascinating articles, predictions, pictures, and inventions that have appeared since the first issue of Popular mechanics /
    Published 1951
    Book
  7. 107
    From man to machine : a pictorial history of invention /
    by Rogers, Agnes, 1893-
    Published 1941
    Book
  8. 108
    How to keep invention records : together with an explanation of the nature of industrial property /
    Book
  9. 109
    New world of machines ; research, discovery, invention /
    by Manchester, Harland, 1898-
    Published 1945
    Book
  10. 110
    Machines that built America.
    by Burlingame, Roger, 1889-1967
    Published 1953
    Book
  11. 111
    Inventions and patents /
    by Edelman, Philip E., 1894-1984
    Published 1915
    Book
  12. 112
    Invention ; its attributes and definition /
    Book
  13. 113
    The nature of patentable invention : its attributes and definition.
    Book
  14. 114
    Invent and grow rich.
    by Hobson, Jay Gould
    Published 1949
    Book
  15. 115
    Inventions at your service ; important patents available to the public free of charge /
    by Kramer, Albert Jack, 1908-
    Published 1946
    Book
  16. 116
    Die eisernen Engel ; Geburt, Geschichte und Macht der Maschinen von der Antike bis zur Goethezeit.
    by Kiaulehn, Walther, 1900-1968
    Published 1953
    Book
  17. 117
    The heroic age of American invention /
    Book
  18. 118
    What to do about your invention /
    by Thomas, Edward, 1878-1917
    Published 1934
    Book
  19. 119
    The origins of invention ; a study of industry among primitive peoples.
    by Mason, Otis T., 1838-1908
    Published 1966
    Book
  20. 120
    Tinkers and genius : the story of the Yankee inventors.
    by Fuller, Edmund, 1914-2001
    Published 1955
    Book
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