CA408213A - Respirator - Google Patents

Respirator

Info

Publication number
CA408213A
CA408213A CA408213A CA408213DA CA408213A CA 408213 A CA408213 A CA 408213A CA 408213 A CA408213 A CA 408213A CA 408213D A CA408213D A CA 408213DA CA 408213 A CA408213 A CA 408213A
Authority
CA
Canada
Prior art keywords
respirator
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
CA408213A
Other languages
French (fr)
Inventor
H. Lehmberg 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.)
American Optical Corp
Original Assignee
American Optical Corp
Publication date
Application granted granted Critical
Publication of CA408213A publication Critical patent/CA408213A/en
Expired legal-status Critical Current

Links

CA408213A Respirator Expired CA408213A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA408213T

Publications (1)

Publication Number Publication Date
CA408213A true CA408213A (en) 1942-10-27

Family

ID=35419513

Family Applications (1)

Application Number Title Priority Date Filing Date
CA408213A Expired CA408213A (en) Respirator

Country Status (1)

Country Link
CA (1) CA408213A (en)

Similar Documents

Publication Publication Date Title
CA408213A (en) Respirator
CA402925A (en) Respirator
CA407075A (en) Respirator
CA407937A (en) Respirator
CA408116A (en) Respirator
CA408128A (en) Respirator means
AU116540B2 (en) Improvements relating to-cameras
AU117262B2 (en) Respirator facemask
CA406265A (en) Ventilator
CA406734A (en) Torsiograph
CA408489A (en) Lead-glaze
AU118391B2 (en) Methyl-beta-chloro-acrylate
AU118434B2 (en) Dicbloropropyl-alphachloroacrylate
CA402151A (en) Helicoplane
CA403016A (en) Bucksaw
CA403559A (en) Trisazodyestuff
CA404018A (en) Glare-shield
CA404044A (en) Planfile
CA404045A (en) Planfile
CA404708A (en) O-hydroxyazo-dyestuff
CA405481A (en) Luminair
CA405539A (en) Soundhead
CA405803A (en) Luminair
CA406153A (en) Hip-rest
AU116909B2 (en) Meatpacking