CA575845A - Welder's helmet and arc current controlling apparatus - Google Patents

Welder's helmet and arc current controlling apparatus

Info

Publication number
CA575845A
CA575845A CA575845A CA575845DA CA575845A CA 575845 A CA575845 A CA 575845A CA 575845 A CA575845 A CA 575845A CA 575845D A CA575845D A CA 575845DA CA 575845 A CA575845 A CA 575845A
Authority
CA
Canada
Prior art keywords
welder
helmet
controlling apparatus
arc current
current controlling
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
CA575845A
Other languages
French (fr)
Inventor
S. Morrell Edward
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 CA575845A publication Critical patent/CA575845A/en
Expired legal-status Critical Current

Links

CA575845A Welder's helmet and arc current controlling apparatus Expired CA575845A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA575845T

Publications (1)

Publication Number Publication Date
CA575845A true CA575845A (en) 1959-05-12

Family

ID=35751702

Family Applications (1)

Application Number Title Priority Date Filing Date
CA575845A Expired CA575845A (en) Welder's helmet and arc current controlling apparatus

Country Status (1)

Country Link
CA (1) CA575845A (en)

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