CA530250A - Battery separators-ribbing machine - Google Patents

Battery separators-ribbing machine

Info

Publication number
CA530250A
CA530250A CA530250A CA530250DA CA530250A CA 530250 A CA530250 A CA 530250A CA 530250 A CA530250 A CA 530250A CA 530250D A CA530250D A CA 530250DA CA 530250 A CA530250 A CA 530250A
Authority
CA
Canada
Prior art keywords
battery separators
ribbing machine
ribbing
machine
separators
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
CA530250A
Other languages
French (fr)
Inventor
W. Merrill 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.)
WR Grace and Co
Original Assignee
WR Grace and Co
Publication date
Application granted granted Critical
Publication of CA530250A publication Critical patent/CA530250A/en
Expired legal-status Critical Current

Links

CA530250A Battery separators-ribbing machine Expired CA530250A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA530250T

Publications (1)

Publication Number Publication Date
CA530250A true CA530250A (en) 1956-09-11

Family

ID=35684003

Family Applications (1)

Application Number Title Priority Date Filing Date
CA530250A Expired CA530250A (en) Battery separators-ribbing machine

Country Status (1)

Country Link
CA (1) CA530250A (en)

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