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File:US2563477A Electronic Musical Instrument (1948-05-01 filed, 1951-08-07 published) by Constant Martin - Clavioline Fig.1.jpg

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Descrizione
English: US patent application 2564477, Constant Martin, "Electronic Musical Instrument", published 1951-08-07  , filed 1948-05-01
  • Fig.1 is a wiring diagram illustrating a device according to the invention.
  • Fig.2 is a wiring diagram of a perlodical modulator associated with the device of the invention for the production of a vibrato effect.
  • Fig.3 is a wiring diagram illustrating a filter assembly adapted for connection between the coupling system and the amplifier.
 The above figures are given merely by way of example and the devices or elements shown therein are not restrictive of the scope of the invention which it will be understood also includes any operative modifications and alternative conforming to the spirit thereof.
Data

(filed)


7 agosto 1951 (published)
Fonte US Patent Office
Autore
Constant Martin  (1910–1995)  wikidata:Q2994876
 
Descrizione inventore francese
Data di nascita/morte maggio 1910 Modifica su Wikidata 1995 Modifica su Wikidata
Luogo di nascita/morte Villefranche-de-Rouergue Drôme
Authority file
creator QS:P170,Q2994876
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Licenza

May or may not be in the public domain
In general, the contents of United States patents are in the public domain.

In specific cases, patent applicants and holders may claim copyright in portions of those documents. In those specific cases, applicants are required to identify the portions that are protected under copyright, and are additionally required to state the following within the body of the application and patent (see 37 CFR 1.71(d) & (e) and 37 CFR 1.84(s), and MPEP § 608.01(e) & (w) and MPEP § 1512):

A portion of the disclosure of this patent document contains material which is subject to (copyright or mask work) protection. The (copyright or mask work) owner has no objection to the facsimile reproduction by any­one of the patent document or the patent disclosure, as it appears in the Patent and Trademark Office patent file or records, but otherwise reserves all (copyright or mask work) rights whatsoever.

The original patent should be checked for the presence of such language before an assumption is made that the contents are in the public domain. (This template can be replaced by {{PD-US-patent-no notice}} in such cases.)


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