The patent history of the phonograph, 1877-1912
Subtitle: a source book containing 2,118 U.S. sound recording patents & 1,013 inventors arranged numerically, chronologically, and alphabetically : illustrated by 101 original patent drawings with detailed commentaries on each : additional historical essays on the U.S. patent system
By: compiled, edited, and annotated by Allen Koenigsberg.
Edition: Bi-centennial ed.
Publisher: APM Press
Published: 1990
Place of publication: Brooklyn, NY
Language: eng
Number of pages: 87
Subjects: Phonograph -- History.; Phonograph -- Patents.; Patents -- United States.
Notes: "Printed in a signed, limited edition of 500"--T.p. verso.
Includes indexes.