CA640571A - Breathing apparatus - Google Patents

Breathing apparatus

Info

Publication number
CA640571A
CA640571A CA640571A CA640571DA CA640571A CA 640571 A CA640571 A CA 640571A CA 640571 A CA640571 A CA 640571A CA 640571D A CA640571D A CA 640571DA CA 640571 A CA640571 A CA 640571A
Authority
CA
Canada
Prior art keywords
breathing apparatus
breathing
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
CA640571A
Inventor
R. Evans James
Jones Leon
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.)
Robertshaw Controls Co
Original Assignee
Robertshaw Fulton Controls Co
Publication date
Application granted granted Critical
Publication of CA640571A publication Critical patent/CA640571A/en
Expired legal-status Critical Current

Links

CA640571A Breathing apparatus Expired CA640571A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA640571T

Publications (1)

Publication Number Publication Date
CA640571A true CA640571A (en) 1962-05-01

Family

ID=35919084

Family Applications (1)

Application Number Title Priority Date Filing Date
CA640571A Expired CA640571A (en) Breathing apparatus

Country Status (1)

Country Link
CA (1) CA640571A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4608976A (en) * 1982-02-16 1986-09-02 Canocean Resources, Ltd. Breathing protective apparatus with inhalation and exhalation regulator

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4608976A (en) * 1982-02-16 1986-09-02 Canocean Resources, Ltd. Breathing protective apparatus with inhalation and exhalation regulator

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