CA437053A - Welder's helmet - Google Patents

Welder's helmet

Info

Publication number
CA437053A
CA437053A CA437053A CA437053DA CA437053A CA 437053 A CA437053 A CA 437053A CA 437053 A CA437053 A CA 437053A CA 437053D A CA437053D A CA 437053DA CA 437053 A CA437053 A CA 437053A
Authority
CA
Canada
Prior art keywords
welder
helmet
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
CA437053A
Other languages
French (fr)
Inventor
N. Anderson Marshall
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.)
Sellstrom Manufacturing Co
Original Assignee
Sellstrom Manufacturing Co
Publication date
Application granted granted Critical
Publication of CA437053A publication Critical patent/CA437053A/en
Expired legal-status Critical Current

Links

CA437053A Welder's helmet Expired CA437053A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA437053T

Publications (1)

Publication Number Publication Date
CA437053A true CA437053A (en) 1946-09-17

Family

ID=35552288

Family Applications (1)

Application Number Title Priority Date Filing Date
CA437053A Expired CA437053A (en) Welder's helmet

Country Status (1)

Country Link
CA (1) CA437053A (en)

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