CA651116A - Face mask - Google Patents

Face mask

Info

Publication number
CA651116A
CA651116A CA651116A CA651116DA CA651116A CA 651116 A CA651116 A CA 651116A CA 651116 A CA651116 A CA 651116A CA 651116D A CA651116D A CA 651116DA CA 651116 A CA651116 A CA 651116A
Authority
CA
Canada
Prior art keywords
face mask
mask
face
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
CA651116A
Inventor
M. Russell Allan
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.)
Individual
Original Assignee
Individual
Publication date
Application granted granted Critical
Publication of CA651116A publication Critical patent/CA651116A/en
Expired legal-status Critical Current

Links

CA651116A Face mask Expired CA651116A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA651116T

Publications (1)

Publication Number Publication Date
CA651116A true CA651116A (en) 1962-10-30

Family

ID=35939760

Family Applications (1)

Application Number Title Priority Date Filing Date
CA651116A Expired CA651116A (en) Face mask

Country Status (1)

Country Link
CA (1) CA651116A (en)

Similar Documents

Publication Publication Date Title
CA651116A (en) Face mask
CA639161A (en) Structures
CA653402A (en) Breathing mask
CA675543A (en) Face mask
CA645914A (en) Preionizer
AU275823B2 (en) Filter face mask
CA645805A (en) (n-alkyl-4-piperidone)-hydrazones
CA635091A (en) Respiratory masks
AU269955B2 (en) Can
AU259989B2 (en) New benzene-sulphonyl-semicarbazides
AU275070B2 (en) Coalplane
AU270762B2 (en) Solion
AU287321B2 (en) Gonadienones
AU285792B2 (en) Parametron
AU284959B2 (en) Hydroquinolines
AU282575B2 (en) N - ALKYL - a-a - DIARYL - B - ALKYLAMINOPROPIONAMIDES
AU280660B2 (en) Steroid-17-ethers
AU280079B2 (en) N - substituted -1- phenyl -2 - aminopropanes
AU278815B2 (en) 2b-amino-steroids
AU262321B2 (en) Safetybelt
AU262840B2 (en) Ferrosilicon-alloy
AU278777B2 (en) Diazabicyclooctanes
AU264775B2 (en) Fackage
AU278344B2 (en) 4 - hydroxy - 3 - keto - 4 - steroids
AU265684B2 (en) Chromenols