JPS5274254A - Electronic desk calculator using liquid crystal indicator with ic chip - Google Patents

Electronic desk calculator using liquid crystal indicator with ic chip

Info

Publication number
JPS5274254A
JPS5274254A JP15078475A JP15078475A JPS5274254A JP S5274254 A JPS5274254 A JP S5274254A JP 15078475 A JP15078475 A JP 15078475A JP 15078475 A JP15078475 A JP 15078475A JP S5274254 A JPS5274254 A JP S5274254A
Authority
JP
Japan
Prior art keywords
crystal indicator
chip
liquid crystal
electronic desk
desk calculator
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.)
Pending
Application number
JP15078475A
Other languages
Japanese (ja)
Inventor
Masayuki Akiyama
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.)
SHINSHIYUU SEIKI KK
Seiko Epson Corp
Suwa Seikosha KK
Epson Corp
Original Assignee
SHINSHIYUU SEIKI KK
Seiko Epson Corp
Suwa Seikosha KK
Epson Corp
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 SHINSHIYUU SEIKI KK, Seiko Epson Corp, Suwa Seikosha KK, Epson Corp filed Critical SHINSHIYUU SEIKI KK
Priority to JP15078475A priority Critical patent/JPS5274254A/en
Publication of JPS5274254A publication Critical patent/JPS5274254A/en
Pending legal-status Critical Current

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  • Calculators And Similar Devices (AREA)

Abstract

PURPOSE: To decrease the number of parts and to make construction of parts easy by attaching a guidance of an electronic desk calculator with a requid crystal indicator and by integrating an electric circuit substrate.
COPYRIGHT: (C)1977,JPO&Japio
JP15078475A 1975-12-17 1975-12-17 Electronic desk calculator using liquid crystal indicator with ic chip Pending JPS5274254A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15078475A JPS5274254A (en) 1975-12-17 1975-12-17 Electronic desk calculator using liquid crystal indicator with ic chip

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15078475A JPS5274254A (en) 1975-12-17 1975-12-17 Electronic desk calculator using liquid crystal indicator with ic chip

Publications (1)

Publication Number Publication Date
JPS5274254A true JPS5274254A (en) 1977-06-22

Family

ID=15504345

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15078475A Pending JPS5274254A (en) 1975-12-17 1975-12-17 Electronic desk calculator using liquid crystal indicator with ic chip

Country Status (1)

Country Link
JP (1) JPS5274254A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4972580A (en) * 1988-06-24 1990-11-27 Kabushiki Kaisha Toshiba Method for connecting electronic components with dummy patterns

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4972580A (en) * 1988-06-24 1990-11-27 Kabushiki Kaisha Toshiba Method for connecting electronic components with dummy patterns

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