CA890529A - Linear or rotary musical indicator - Google Patents

Linear or rotary musical indicator

Info

Publication number
CA890529A
CA890529A CA890529A CA890529DA CA890529A CA 890529 A CA890529 A CA 890529A CA 890529 A CA890529 A CA 890529A CA 890529D A CA890529D A CA 890529DA CA 890529 A CA890529 A CA 890529A
Authority
CA
Canada
Prior art keywords
linear
rotary
musical indicator
indicator
rotary musical
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
CA890529A
Inventor
B. Perrault Michel
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 CA890529A publication Critical patent/CA890529A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G09B15/026—Non-electrically operated

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Business, Economics & Management (AREA)
  • Physics & Mathematics (AREA)
  • Educational Administration (AREA)
  • Educational Technology (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Electrophonic Musical Instruments (AREA)
CA890529A 1969-08-08 1969-08-08 Linear or rotary musical indicator Expired CA890529A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA59045 1969-08-08

Publications (1)

Publication Number Publication Date
CA890529A true CA890529A (en) 1972-01-11

Family

ID=4085535

Family Applications (1)

Application Number Title Priority Date Filing Date
CA890529A Expired CA890529A (en) 1969-08-08 1969-08-08 Linear or rotary musical indicator

Country Status (2)

Country Link
US (1) US3635122A (en)
CA (1) CA890529A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3745872A (en) * 1971-06-23 1973-07-17 M Hill Device for use in transposing musical keys or notes
US3884111A (en) * 1974-07-24 1975-05-20 Verna M Leonard Inversion maker and chord matcher
US3969973A (en) * 1975-06-16 1976-07-20 Pandapas Jr George Devices for selective display of information
US20080047412A1 (en) * 2006-08-24 2008-02-28 Sylvain Lalonde System for teaching chords, transcribing music and a musical conversion method

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US428806A (en) * 1890-05-27 Musical-key indicator
US675345A (en) * 1901-02-19 1901-05-28 Sohmer & Company Music-chart.
US964320A (en) * 1909-06-26 1910-07-12 James O Sloan Moving advertising device.
US2332842A (en) * 1942-08-14 1943-10-26 Howard W Champion Musical device
US2542235A (en) * 1946-04-27 1951-02-20 Mortimer L Clopton Indicating mechanism
US2832252A (en) * 1955-09-12 1958-04-29 John C Gabriel Music slide rule
US3481241A (en) * 1966-09-22 1969-12-02 Yvon Andre Gaillard Method and apparatus for storing and retrieving technical musical data
US3472117A (en) * 1967-03-13 1969-10-14 Clarence W Iverson Jr Musical playing aid

Also Published As

Publication number Publication date
US3635122A (en) 1972-01-18

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