United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 14
No. 705,126. Patented July 22, 1902. G. OSTEN & W. P. SPALDING. HORN FOR SOUND RECORDING AND REPRODUCING APPARATUS. (Application filed June 87, 1901.) (No Model.) … J2^-i/& T'C' 7^0 >y O^ea^iy^^CJij ^ac*^'^ <^Ci-^ ; NORRIS PETCRS CO.. PHOTO-LlTHQi,
Phonograph · Patents
Internet Archive · Smithsonian Libraries · Public domain (published before 1931). Free to use for anything.
![An illustration from [Graphophone patents], 1878, leaf 14](https://img.insideoutlibrary.com/img/1024/ia-graphophonepaten05unit-14-0.webp)
