Adler, John C.
Invention / John C. Adler - New York : Harcourt Brace Jovanovich, 1972 - xii, 227p. : ill. ; 28 cm.
Includes bibliographical references and index.
Patents and inventions
Inventions
608.7 / ADL
Invention / John C. Adler - New York : Harcourt Brace Jovanovich, 1972 - xii, 227p. : ill. ; 28 cm.
Includes bibliographical references and index.
Patents and inventions
Inventions
608.7 / ADL