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Berle, Alf Keyser, 1905-

Inventions, patents, and their management / by Alf K. Berle and L. Sprague de Camp. - Princeton, NJ : Van Nostrand [1959] - 602 p. : ill. ; 22 cm.

"Based on ... [the author's] Inventions and their management."

LCCN: 59-13491

Subjects--Topical Terms:
Patents United States.
Inventions.
Patent laws and legislation United States.
Trade-marks United States.
Copyright United States.