CA642475A - Ear protector and seal therefor - Google Patents

Ear protector and seal therefor

Info

Publication number
CA642475A
CA642475A CA642475A CA642475DA CA642475A CA 642475 A CA642475 A CA 642475A CA 642475 A CA642475 A CA 642475A CA 642475D A CA642475D A CA 642475DA CA 642475 A CA642475 A CA 642475A
Authority
CA
Canada
Prior art keywords
ear protector
seal therefor
therefor
seal
protector
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
CA642475A
Inventor
M. Clark David
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.)
David Clark Co Inc
Original Assignee
David Clark Co Inc
Publication date
Application granted granted Critical
Publication of CA642475A publication Critical patent/CA642475A/en
Expired legal-status Critical Current

Links

CA642475A Ear protector and seal therefor Expired CA642475A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA642475T

Publications (1)

Publication Number Publication Date
CA642475A true CA642475A (en) 1962-06-05

Family

ID=35921000

Family Applications (1)

Application Number Title Priority Date Filing Date
CA642475A Expired CA642475A (en) Ear protector and seal therefor

Country Status (1)

Country Link
CA (1) CA642475A (en)

Similar Documents

Publication Publication Date Title
CA642475A (en) Ear protector and seal therefor
CA619535A (en) Face protector
CA636923A (en) Seal
CA606405A (en) Ear protector
CA647499A (en) Sealing device
CA647436A (en) Sealing device
AU271996B2 (en) Corner protector
CA639084A (en) Ear protector and communication equipment
CA615458A (en) Ear plug
CA642419A (en) Chrome protector
CA636442A (en) Seat and seal
AU2394262A (en) Corner protector
CA646328A (en) Field sealing
CA654735A (en) Sealing and severing mechanism
AU250984B2 (en) Headband
AU277128B2 (en) Door-actuated threshold seal
CA626212A (en) Combination headdress and face mask
AU274025B2 (en) Anew and improved packing case
CA646504A (en) Earphone
CA628841A (en) Method of ear protection
CA652499A (en) Seals
CA652824A (en) Casing tie and making same
AU262034B2 (en) Sealing ring
CA648444A (en) Sealing strip
CA640234A (en) Dihydroxypimelonitrile and derivatives