MacCracken, Calvin D., 4 0 1919-

A Handbook for inventors : how to protect, patent, finance, develop, manufacture, and market your ideas 6 6 Calvin D. MacCracken. - - - xii, 211 pages. : illustrations 22 cm. - - - - - . - . - 0 . - . - 0 .

Includes index.

Bibliography: p. 201-208.



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5





0-684-17906-7 (hardcover)

2 = =







82-042668

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Inventions;Patents ----Handbooks, manuals, etc.;Handbooks, manuals, etc.----20--


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T339 / .M26 19832

R 608068 / M137h 19832

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