CA497245A - Filtre pour radiations ultra-violettes - Google Patents

Filtre pour radiations ultra-violettes

Info

Publication number
CA497245A
CA497245A CA497245A CA497245DA CA497245A CA 497245 A CA497245 A CA 497245A CA 497245 A CA497245 A CA 497245A CA 497245D A CA497245D A CA 497245DA CA 497245 A CA497245 A CA 497245A
Authority
CA
Canada
Prior art keywords
filter
ultraviolet radiations
radiations
ultraviolet
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
CA497245A
Other languages
English (en)
Inventor
A. Pearl Irwin
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.)
Sulphite Products Corp
Original Assignee
Sulphite Products Corp
Publication date
Application granted granted Critical
Publication of CA497245A publication Critical patent/CA497245A/fr
Expired legal-status Critical Current

Links

CA497245A Filtre pour radiations ultra-violettes Expired CA497245A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA497245T

Publications (1)

Publication Number Publication Date
CA497245A true CA497245A (fr) 1953-10-27

Family

ID=35642674

Family Applications (1)

Application Number Title Priority Date Filing Date
CA497245A Expired CA497245A (fr) Filtre pour radiations ultra-violettes

Country Status (1)

Country Link
CA (1) CA497245A (fr)

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