CA499588A - Filtre pour radiations ultra-violettes - Google Patents

Filtre pour radiations ultra-violettes

Info

Publication number
CA499588A
CA499588A CA499588A CA499588DA CA499588A CA 499588 A CA499588 A CA 499588A CA 499588 A CA499588 A CA 499588A CA 499588D A CA499588D A CA 499588DA CA 499588 A CA499588 A CA 499588A
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
CA499588A
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 CA499588A publication Critical patent/CA499588A/fr
Expired legal-status Critical Current

Links

CA499588A Filtre pour radiations ultra-violettes Expired CA499588A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA499588T

Publications (1)

Publication Number Publication Date
CA499588A true CA499588A (fr) 1954-01-26

Family

ID=35645031

Family Applications (1)

Application Number Title Priority Date Filing Date
CA499588A Expired CA499588A (fr) Filtre pour radiations ultra-violettes

Country Status (1)

Country Link
CA (1) CA499588A (fr)

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