CA409821A - Combustible gas indicator - Google Patents

Combustible gas indicator

Info

Publication number: CA409821A
Authority: CA; Canada
Prior art keywords: combustible gas; gas indicator; indicator; combustible; gas
Prior art date: 1943-01-05
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

CA409821A

Other languages

French (fr)

Inventor

E. Hartline Ralph

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

1943-01-05

1943-01-05 Application granted granted Critical

1943-01-05 Publication of CA409821A publication Critical patent/CA409821A/en

Status Expired legal-status Critical Current

Links

CA409821A Combustible gas indicator Expired CA409821A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA409821T

Publications (1)

Publication Number	Publication Date
CA409821A true CA409821A (en)	1943-01-05

Family

ID=35421123

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA409821A Expired CA409821A (en)			Combustible gas indicator

Country Status (1)

Country	Link
CA (1)	CA409821A (en)

0
- CA CA409821A patent/CA409821A/en not_active Expired

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