תוצאות חיפוש מחבר

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The employed inventor in the United States R & D policies, law, and practice

The employed inventor in the United States R & D policies, law, and practice

מאת Neumeyer, Fredrik
יצא לאור 1971

Thư viện lưu trữ: Trung tâm Học liệu Trường Đại học Cần Thơ