Both Hughes and Edison may have based their work on Philipp Reis'telephone work.
The town's most famous son was Johann Philipp Reis, a teacher at the Institut Garnier.
*User changed the phrase " Jewish baker " on Johann Philipp Reis to " a poor baker"
German inventor Johann Philipp Reis designed an early sound transmitter that used a metallic strip attached to a vibrating membrane that would produce intermittent current.
Charles Bourseul, Antonio Meucci, Johann Philipp Reis, Alexander Graham Bell, and Elisha Gray, amongst others, have all been credited with the invention of the telephone.
In 1860 Johann Philipp Reis was the first to produce a functioning electromagnetic device that could transmit musical notes, indistinct speech, and occasionally distinct speech by means of electric signals.
Charles Bourseul, Innocenzo Manzetti, Antonio Meucci, Johann Philipp Reis, Alexander Graham Bell, and Elisha Gray, amongst others, have all been credited with the telephone's invention.
The "'Reis telephone "'was an invention named after Philipp Reis of a telephonelike device he constructed based on an idea inspired by a French article in 1854 by Charles Bourseul discussing microphonelike devices.
Philipp Reis was buried in the cemetery of Friedrichsdorf, and in 1878, after the introduction of the electric telephone, the members of the Physical Society of Frankfurt erected an obelisk of red sandstone bearing a medallion portrait over his grave.
Later, c . 1860, Johann Philipp Reis used the term in reference to his Reis telephone, his device appears to be the first such device based on conversion of sound into electrical impulses, the term telephone was adopted into the vocabulary of many languages.