The Delphion Integrated View

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Title: US2429226 - Text Title unavailable - see image for title

Inventor: Hanert

Issue Date: 1947-10

Current U.S. Class: 084/677: MUSIC; INSTRUMENTS; Electrical musical tone generation; Electric analog oscillators; With frequency multiplication or division; With space discharging means
084/DIG.002:
084/DIG.018:
331/048: OSCILLATORS; PLURAL OSCILLATORS; Adjustable frequency
984/381: MUSICAL INSTRUMENTS; CROSS-REFERENCE ART COLLECTIONS; ELECTRONIC MUSICAL INSTRUMENTS {structural combinations of microphones, pick-ups, or amplifiers with musical instruments subclasses 1+, 50+, and 100+; Instruments in which each note is generated by a different individually-actuated mechanical resonating structure and is amplified electrically subclasses 50+; Instruments in which each note is produced by a different electrically-vibrated sounding element subclasses 100+; Electronic circuits in general H03. {G10H}; Instruments in which the tones are generated by means of electronic generators {subclass 388 takes precedence} {G10H 5/00}; Using generation of basic tones {G10H 5/02}; Tones generated by frequency multiplication or division of a basic tone {G10H 5/06}
984/DIG.001:


Forward References: 1 patent references this one
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Patent  Pub.Date  Inventor Assignee Title
Buy PDF- 6pp US3766305 1973-10-16 Schrecongost; Ray B. Hammond Corporation D.C. KEYED HIGH LOW SELECT PREFERENCE SYSTEM FOR POLYPHONIC ELECTRICAL MUSICAL INSTRUMENTS


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