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AU477539B2 - Key switch scanning and encoding system - Google Patents
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AU477539B2 - Key switch scanning and encoding system - Google Patents

Key switch scanning and encoding system

Info

Publication number
AU477539B2
AU477539B2 AU71944/74A AU7194474A AU477539B2 AU 477539 B2 AU477539 B2 AU 477539B2 AU 71944/74 A AU71944/74 A AU 71944/74A AU 7194474 A AU7194474 A AU 7194474A AU 477539 B2 AU477539 B2 AU 477539B2
Authority
AU
Australia
Prior art keywords
key switch
encoding system
switch scanning
scanning
encoding
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
AU71944/74A
Other versions
AU7194474A (en
Inventor
R. GRIFFITH and RALPH DEUTSCH GLEN
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.)
Nippon Gakki Co Ltd
Original Assignee
Nippon Gakki Co Ltd
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
Priority claimed from US386968A external-priority patent/US3899951A/en
Application filed by Nippon Gakki Co Ltd filed Critical Nippon Gakki Co Ltd
Application granted granted Critical
Publication of AU477539B2 publication Critical patent/AU477539B2/en
Publication of AU7194474A publication Critical patent/AU7194474A/en
Expired legal-status Critical Current

Links

AU71944/74A 1973-08-09 1974-08-01 Key switch scanning and encoding system Expired AU477539B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
USUS386968 1973-08-09
US386968A US3899951A (en) 1973-08-09 1973-08-09 Key switch scanning and encoding system

Publications (2)

Publication Number Publication Date
AU477539B2 true AU477539B2 (en) 1976-02-05
AU7194474A AU7194474A (en) 1976-02-05

Family

ID=

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