JPS51117536A - Impressed letters reading device - Google Patents

Impressed letters reading device

Info

Publication number
JPS51117536A
JPS51117536A JP50042173A JP4217375A JPS51117536A JP S51117536 A JPS51117536 A JP S51117536A JP 50042173 A JP50042173 A JP 50042173A JP 4217375 A JP4217375 A JP 4217375A JP S51117536 A JPS51117536 A JP S51117536A
Authority
JP
Japan
Prior art keywords
impressed
reading device
letters
letters reading
illuminating
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
JP50042173A
Other languages
Japanese (ja)
Inventor
Susumu Fujiwara
Yutaka Iguchi
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.)
Ikegami Tsushinki Co Ltd
Original Assignee
Ikegami Tsushinki 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
Application filed by Ikegami Tsushinki Co Ltd filed Critical Ikegami Tsushinki Co Ltd
Priority to JP50042173A priority Critical patent/JPS51117536A/en
Publication of JPS51117536A publication Critical patent/JPS51117536A/en
Pending legal-status Critical Current

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  • Character Input (AREA)

Abstract

PURPOSE: An impressed letters reading device by which impressed letters can be read out with considerable accuracy with the aid of a lighting unit capable of illuminating from various directions and of an image pickup unit for an outline shadow image.
COPYRIGHT: (C)1976,JPO&Japio
JP50042173A 1975-04-09 1975-04-09 Impressed letters reading device Pending JPS51117536A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50042173A JPS51117536A (en) 1975-04-09 1975-04-09 Impressed letters reading device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50042173A JPS51117536A (en) 1975-04-09 1975-04-09 Impressed letters reading device

Publications (1)

Publication Number Publication Date
JPS51117536A true JPS51117536A (en) 1976-10-15

Family

ID=12628568

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50042173A Pending JPS51117536A (en) 1975-04-09 1975-04-09 Impressed letters reading device

Country Status (1)

Country Link
JP (1) JPS51117536A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60144884A (en) * 1983-12-31 1985-07-31 Nippon Steel Corp Detecting method of printed letter
JPS61118884A (en) * 1984-11-14 1986-06-06 Matsushita Electric Ind Co Ltd Image pickup method
JPS63181083A (en) * 1987-01-23 1988-07-26 Oki Electric Ind Co Ltd Method for reading embossed character

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5044747A (en) * 1973-08-22 1975-04-22

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5044747A (en) * 1973-08-22 1975-04-22

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60144884A (en) * 1983-12-31 1985-07-31 Nippon Steel Corp Detecting method of printed letter
JPS61118884A (en) * 1984-11-14 1986-06-06 Matsushita Electric Ind Co Ltd Image pickup method
JPS63181083A (en) * 1987-01-23 1988-07-26 Oki Electric Ind Co Ltd Method for reading embossed character

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