BE576112A - Improvements in phosphorescent materials. - Google Patents

Improvements in phosphorescent materials.

Info

Publication number
BE576112A
BE576112A BE576112A BE576112A BE576112A BE 576112 A BE576112 A BE 576112A BE 576112 A BE576112 A BE 576112A BE 576112 A BE576112 A BE 576112A BE 576112 A BE576112 A BE 576112A
Authority
BE
Belgium
Prior art keywords
phosphorescent materials
phosphorescent
materials
Prior art date
Application number
BE576112A
Other languages
French (fr)
Inventor
C F Forster
Original Assignee
Postal Administration United Kingdom Great Britain & Northern Ireland
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 Postal Administration United Kingdom Great Britain & Northern Ireland filed Critical Postal Administration United Kingdom Great Britain & Northern Ireland
Publication of BE576112A publication Critical patent/BE576112A/en

Links

BE576112A 1958-02-26 1959-02-25 Improvements in phosphorescent materials. BE576112A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB576112X 1958-02-26

Publications (1)

Publication Number Publication Date
BE576112A true BE576112A (en) 1959-06-15

Family

ID=38706153

Family Applications (1)

Application Number Title Priority Date Filing Date
BE576112A BE576112A (en) 1958-02-26 1959-02-25 Improvements in phosphorescent materials.

Country Status (1)

Country Link
BE (1) BE576112A (en)

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