[QP006319], Patent Issued, Thomas Hood Macdonald, September 17th, 1901

Item

Author

Macdonald, Thomas Hood

Date

1901-09-17

Decade

1900-1909

Type

Patent Issued

Subject

Chemicals, chemical products, and chemical processes
Cylinder record and duplicating technology

Identifier

QP006319

Folder Set

QP006

Title

[QP006319], Patent Issued, Thomas Hood Macdonald, September 17th, 1901

Microfilm ID

117:234

Rights

Thomas Edison National Historical Park

Publisher

Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University

Item sets

National Phonograph Company v. American Graphophone Company