JPS5288082A - Daylight hours measuring apparatus - Google Patents

Daylight hours measuring apparatus

Info

Publication number
JPS5288082A
JPS5288082A JP472976A JP472976A JPS5288082A JP S5288082 A JPS5288082 A JP S5288082A JP 472976 A JP472976 A JP 472976A JP 472976 A JP472976 A JP 472976A JP S5288082 A JPS5288082 A JP S5288082A
Authority
JP
Japan
Prior art keywords
measuring apparatus
daylight hours
hours measuring
daylight
measuring
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.)
Granted
Application number
JP472976A
Other languages
English (en)
Other versions
JPS5442790B2 (ja
Inventor
Katsuya Yamada
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
Priority to JP472976A priority Critical patent/JPS5288082A/ja
Publication of JPS5288082A publication Critical patent/JPS5288082A/ja
Publication of JPS5442790B2 publication Critical patent/JPS5442790B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Instructional Devices (AREA)
JP472976A 1976-01-19 1976-01-19 Daylight hours measuring apparatus Granted JPS5288082A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP472976A JPS5288082A (en) 1976-01-19 1976-01-19 Daylight hours measuring apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP472976A JPS5288082A (en) 1976-01-19 1976-01-19 Daylight hours measuring apparatus

Publications (2)

Publication Number Publication Date
JPS5288082A true JPS5288082A (en) 1977-07-22
JPS5442790B2 JPS5442790B2 (ja) 1979-12-15

Family

ID=11591974

Family Applications (1)

Application Number Title Priority Date Filing Date
JP472976A Granted JPS5288082A (en) 1976-01-19 1976-01-19 Daylight hours measuring apparatus

Country Status (1)

Country Link
JP (1) JPS5288082A (ja)

Also Published As

Publication number Publication date
JPS5442790B2 (ja) 1979-12-15

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