CA997139A - Lighted optical metronome - Google Patents

Lighted optical metronome

Info

Publication number
CA997139A
CA997139A CA195,110A CA195110A CA997139A CA 997139 A CA997139 A CA 997139A CA 195110 A CA195110 A CA 195110A CA 997139 A CA997139 A CA 997139A
Authority
CA
Canada
Prior art keywords
optical metronome
lighted optical
lighted
metronome
optical
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
CA195,110A
Other languages
English (en)
Inventor
Juan M. Del Castillo
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of CA997139A publication Critical patent/CA997139A/en
Expired legal-status Critical Current

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
CA195,110A 1973-09-06 1974-03-15 Lighted optical metronome Expired CA997139A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00394795A US3803971A (en) 1973-09-06 1973-09-06 Lighted optical metronome

Publications (1)

Publication Number Publication Date
CA997139A true CA997139A (en) 1976-09-21

Family

ID=23560450

Family Applications (1)

Application Number Title Priority Date Filing Date
CA195,110A Expired CA997139A (en) 1973-09-06 1974-03-15 Lighted optical metronome

Country Status (11)

Country Link
US (1) US3803971A (sv)
JP (1) JPS5056973A (sv)
CA (1) CA997139A (sv)
CH (1) CH570652A5 (sv)
DE (1) DE2442371A1 (sv)
FR (1) FR2257939B1 (sv)
GB (1) GB1427457A (sv)
IT (1) IT1023827B (sv)
NL (1) NL7411760A (sv)
SE (1) SE401740B (sv)
ZA (1) ZA745450B (sv)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3942404A (en) * 1974-11-15 1976-03-09 Castillo Juan M Del Optical metronome with transparent sheet music
US3945292A (en) * 1975-03-13 1976-03-23 Castillo Juan M Del Optical metronome
US4208809A (en) * 1978-06-07 1980-06-24 Talijon, Inc. Audio-time plotting equipment and method
US4655113A (en) * 1980-04-24 1987-04-07 Baldwin Piano & Organ Company Rythm rate and tempo monitor for electronic musical instruments having automatic rhythm accompaniment
US4385461A (en) * 1980-07-08 1983-05-31 Hale Wingfield Sequentially highlighting copy holder
DE3910077A1 (de) * 1989-03-28 1990-10-04 Olympia Aeg Einrichtung zur erzeugung und/oder zum bedrucken von formularen
US5213508A (en) * 1991-02-25 1993-05-25 Turner Maurice O Textscan
DE19621518A1 (de) * 1996-05-29 1997-12-11 Rosmann Karl Vorrichtung zur Sichtbarmachung musikalischer Töne, wobei die jeweilige Tonhöhe als Lichtlinie parallel zu den Notenlinien über die gesamte Seitenbreite des Notenblattes projiziert wird
US6622406B2 (en) * 2001-10-11 2003-09-23 Adine Ray Usher Reading machine

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2188210A (en) * 1938-09-13 1940-01-23 Smith Russell Follett Manuscript manipulating device for speakers
US2483570A (en) * 1945-04-24 1949-10-04 Raymond D Bergey Music timing apparatus
US2782528A (en) * 1952-08-27 1957-02-26 Max E Wastl Reader training device
US3595122A (en) * 1970-06-15 1971-07-27 Mihai Brediceanu Programmed system for complex polytempi music and ballet performances
US3743758A (en) * 1971-08-12 1973-07-03 Castillo J Del Optical metronome

Also Published As

Publication number Publication date
SE401740B (sv) 1978-05-22
US3803971A (en) 1974-04-16
CH570652A5 (sv) 1975-12-15
ZA745450B (en) 1975-11-26
SE7411065L (sv) 1975-03-07
IT1023827B (it) 1978-05-30
JPS5056973A (sv) 1975-05-19
DE2442371A1 (de) 1975-03-13
FR2257939A1 (sv) 1975-08-08
AU7303874A (en) 1976-03-11
NL7411760A (nl) 1975-03-10
GB1427457A (en) 1976-03-10
FR2257939B1 (sv) 1979-03-09

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