MacCracken, Calvin D., 4 0 1919-
A Handbook for inventors : how to protect, patent, finance, develop, manufacture, and market your ideas 6
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Calvin D. MacCracken.
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- xii, 211 pages. : illustrations 22 cm.
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Includes index.
Bibliography: p. 201-208.
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0-684-17906-7 (hardcover)
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82-042668
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T339 / .M26 19832
R 608068 / M137h 19832
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