NL7509284A - OPTICAL METRONOME. - Google Patents

OPTICAL METRONOME.

Info

Publication number
NL7509284A
NL7509284A NL7509284A NL7509284A NL7509284A NL 7509284 A NL7509284 A NL 7509284A NL 7509284 A NL7509284 A NL 7509284A NL 7509284 A NL7509284 A NL 7509284A NL 7509284 A NL7509284 A NL 7509284A
Authority
NL
Netherlands
Prior art keywords
optical metronome
metronome
optical
Prior art date
Application number
NL7509284A
Other languages
Dutch (nl)
Original Assignee
Castillo Juan M Del
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Castillo Juan M Del filed Critical Castillo Juan M Del
Publication of NL7509284A publication Critical patent/NL7509284A/en

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10G—REPRESENTATION OF MUSIC; RECORDING MUSIC IN NOTATION FORM; ACCESSORIES FOR MUSIC OR MUSICAL INSTRUMENTS NOT OTHERWISE PROVIDED FOR, e.g. SUPPORTS
    • G10G1/00—Means for the representation of music
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
    • G09B15/00—Teaching music
    • G09B15/02—Boards or like means for providing an indication of notes
    • G09B15/023—Electrically operated

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Acoustics & Sound (AREA)
  • Business, Economics & Management (AREA)
  • Educational Administration (AREA)
  • Educational Technology (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Auxiliary Devices For Music (AREA)
NL7509284A 1974-08-06 1975-08-04 OPTICAL METRONOME. NL7509284A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
MX15300674 1974-08-06
MX15300574 1974-08-06
MX15348574 1974-08-30

Publications (1)

Publication Number Publication Date
NL7509284A true NL7509284A (en) 1976-02-10

Family

ID=27350932

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7509284A NL7509284A (en) 1974-08-06 1975-08-04 OPTICAL METRONOME.

Country Status (11)

Country Link
JP (1) JPS5536113B2 (en)
AU (1) AU507714B2 (en)
BR (1) BR7504954A (en)
CA (1) CA1059756A (en)
CH (1) CH590531A5 (en)
DE (2) DE2534750C3 (en)
FR (1) FR2282666A1 (en)
GB (1) GB1523782A (en)
IT (1) IT1033948B (en)
NL (1) NL7509284A (en)
SE (1) SE7508758L (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS518343B1 (en) * 1970-05-26 1976-03-16
SE433983B (en) * 1976-06-24 1984-06-25 Juan M Del Castillo OPTICAL METRONOM
US4082029A (en) * 1976-09-10 1978-04-04 Juan M. del Castillo Optical metronomes
JPS5947232U (en) * 1982-09-20 1984-03-29 松下電器産業株式会社 Protection circuit for variable speed motor
GB2165670B (en) * 1984-08-15 1987-11-18 Philip Maurice Raymond Cowen Timing device
JPS6192353A (en) * 1984-10-11 1986-05-10 Diesel Kiki Co Ltd Controller for vehicle
GB8432129D0 (en) * 1984-12-19 1985-01-30 Jonasar A Visual training aid
JPS62112070A (en) * 1985-11-09 1987-05-23 Fujitsu Ten Ltd Detecting device for wire breaking of sensor
JPS6343054A (en) * 1986-08-06 1988-02-24 Isuzu Motors Ltd Electronically controlled automatic transmission
ATE147521T1 (en) * 1989-05-03 1997-01-15 Antonio Mitidieri ELECTRONIC MUSIC NOTE STAND
DE19621518A1 (en) * 1996-05-29 1997-12-11 Rosmann Karl Musical tone pitch visualiser
DE10149203A1 (en) * 2001-10-05 2003-04-17 Karl Rosmann Musical tone amplitude representation device for musical notation system uses optical fibres embedded in multi-layer foil music sheet
DE202018005171U1 (en) 2018-11-08 2018-11-30 Till Oliver Beiermann Device for generating optical clock signals

Also Published As

Publication number Publication date
IT1033948B (en) 1979-08-10
FR2282666B1 (en) 1981-08-21
DE2534750B2 (en) 1978-06-29
CH590531A5 (en) 1977-08-15
FR2282666A1 (en) 1976-03-19
BR7504954A (en) 1976-08-03
AU507714B2 (en) 1980-02-28
CA1059756A (en) 1979-08-07
JPS5536113B2 (en) 1980-09-18
JPS5149060A (en) 1976-04-27
SE7508758L (en) 1976-02-09
AU8367475A (en) 1977-02-10
DE2534750C3 (en) 1979-03-01
GB1523782A (en) 1978-09-06
DE7524720U (en) 1979-05-31
DE2534750A1 (en) 1976-02-19

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Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
A85 Still pending on 85-01-01
BV The patent application has lapsed