CA527695A - Perforated cover and sealing disk therefor - Google Patents

Perforated cover and sealing disk therefor

Info

Publication number
CA527695A
CA527695A CA527695A CA527695DA CA527695A CA 527695 A CA527695 A CA 527695A CA 527695 A CA527695 A CA 527695A CA 527695D A CA527695D A CA 527695DA CA 527695 A CA527695 A CA 527695A
Authority
CA
Canada
Prior art keywords
sealing disk
perforated cover
disk therefor
therefor
perforated
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
CA527695A
Other languages
French (fr)
Inventor
Friedman Jack
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 CA527695A publication Critical patent/CA527695A/en
Expired legal-status Critical Current

Links

CA527695A Perforated cover and sealing disk therefor Expired CA527695A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA527695T

Publications (1)

Publication Number Publication Date
CA527695A true CA527695A (en) 1956-07-10

Family

ID=35681425

Family Applications (1)

Application Number Title Priority Date Filing Date
CA527695A Expired CA527695A (en) Perforated cover and sealing disk therefor

Country Status (1)

Country Link
CA (1) CA527695A (en)

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