CA325174A - Casque - Google Patents

Casque

Info

Publication number
CA325174A
CA325174A CA325174A CA325174DA CA325174A CA 325174 A CA325174 A CA 325174A CA 325174 A CA325174 A CA 325174A CA 325174D A CA325174D A CA 325174DA CA 325174 A CA325174 A CA 325174A
Authority
CA
Canada
Prior art keywords
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
CA325174A
Other languages
English (en)
Inventor
M. Lewis John
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
Application granted granted Critical
Publication of CA325174A publication Critical patent/CA325174A/fr
Expired legal-status Critical Current

Links

CA325174A Casque Expired CA325174A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA325174T

Publications (1)

Publication Number Publication Date
CA325174A true CA325174A (fr) 1932-08-16

Family

ID=35287544

Family Applications (1)

Application Number Title Priority Date Filing Date
CA325174A Expired CA325174A (fr) Casque

Country Status (1)

Country Link
CA (1) CA325174A (fr)

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