CA443215A - Method and apparatus for gas filling and tipping off envelopes - Google Patents

Method and apparatus for gas filling and tipping off envelopes

Info

Publication number
CA443215A
CA443215A CA443215A CA443215DA CA443215A CA 443215 A CA443215 A CA 443215A CA 443215 A CA443215 A CA 443215A CA 443215D A CA443215D A CA 443215DA CA 443215 A CA443215 A CA 443215A
Authority
CA
Canada
Prior art keywords
envelopes
tipping
gas filling
filling
gas
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
CA443215A
Other languages
French (fr)
Inventor
J. Ayres Reginald
J. Geiger Walter
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.)
General Electric Canada Co
Original Assignee
Canadian General Electric Co Ltd
Publication date
Application granted granted Critical
Publication of CA443215A publication Critical patent/CA443215A/en
Expired legal-status Critical Current

Links

CA443215A Method and apparatus for gas filling and tipping off envelopes Expired CA443215A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA443215T

Publications (1)

Publication Number Publication Date
CA443215A true CA443215A (en) 1947-07-29

Family

ID=35558442

Family Applications (1)

Application Number Title Priority Date Filing Date
CA443215A Expired CA443215A (en) Method and apparatus for gas filling and tipping off envelopes

Country Status (1)

Country Link
CA (1) CA443215A (en)

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