GB190509961A - Improvements in or relating to the Controlling Levers of Mechanically or Pneumatically Operated Keyboard Musical Instruments. - Google Patents

Improvements in or relating to the Controlling Levers of Mechanically or Pneumatically Operated Keyboard Musical Instruments.

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Publication number
GB190509961A
GB190509961A GB190509961DA GB190509961A GB 190509961 A GB190509961 A GB 190509961A GB 190509961D A GB190509961D A GB 190509961DA GB 190509961 A GB190509961 A GB 190509961A
Authority
GB
United Kingdom
Prior art keywords
mechanically
pneumatically operated
relating
musical instruments
operated keyboard
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
Inventor
Ludwig Hupfeld
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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 GB190509961A publication Critical patent/GB190509961A/en
Expired legal-status Critical Current

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Abstract

9961. Hupfeld, L. May 11. Automatic instruments.-The expression.controlling bass and treble levers A, B in mechanically or pneumatically operated keyboard instruments are located on the same side of the tempo lever, as shown in plan in Fig. 5, and are adapted to be moved towards each other, or they are on opposite sides, as shown in Fig. 2, and their finger-plates E, F are brought near together, one being above. The expression levers may move in one or two inclined slots, or in two slots, one lying behind the other.
GB190509961D 1905-05-11 1905-05-11 Improvements in or relating to the Controlling Levers of Mechanically or Pneumatically Operated Keyboard Musical Instruments. Expired GB190509961A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB190509961T 1905-05-11

Publications (1)

Publication Number Publication Date
GB190509961A true GB190509961A (en) 1905-08-17

Family

ID=32196145

Family Applications (1)

Application Number Title Priority Date Filing Date
GB190509961D Expired GB190509961A (en) 1905-05-11 1905-05-11 Improvements in or relating to the Controlling Levers of Mechanically or Pneumatically Operated Keyboard Musical Instruments.

Country Status (1)

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GB (1) GB190509961A (en)

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