CA405662A - Verre protecteur - Google Patents

Verre protecteur

Info

Publication number
CA405662A
CA405662A CA405662A CA405662DA CA405662A CA 405662 A CA405662 A CA 405662A CA 405662 A CA405662 A CA 405662A CA 405662D A CA405662D A CA 405662DA CA 405662 A CA405662 A CA 405662A
Authority
CA
Canada
Prior art keywords
protective lens
lens
protective
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
CA405662A
Other languages
English (en)
Inventor
P. Yant William
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.)
MSA Safety Inc
Original Assignee
Mine Safety Appliances Co
Publication date
Application granted granted Critical
Publication of CA405662A publication Critical patent/CA405662A/fr
Expired legal-status Critical Current

Links

CA405662A Verre protecteur Expired CA405662A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA405662T

Publications (1)

Publication Number Publication Date
CA405662A true CA405662A (fr) 1942-06-23

Family

ID=35416962

Family Applications (1)

Application Number Title Priority Date Filing Date
CA405662A Expired CA405662A (fr) Verre protecteur

Country Status (1)

Country Link
CA (1) CA405662A (fr)

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