CA449482A - Appareil a percer et a faire des tubes - Google Patents

Appareil a percer et a faire des tubes

Info

Publication number
CA449482A
CA449482A CA449482A CA449482DA CA449482A CA 449482 A CA449482 A CA 449482A CA 449482 A CA449482 A CA 449482A CA 449482D A CA449482D A CA 449482DA CA 449482 A CA449482 A CA 449482A
Authority
CA
Canada
Prior art keywords
tubulating
perforating
tubulating method
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
CA449482A
Other languages
English (en)
Inventor
Alfred Hinkley Ray
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.)
Corning Glass Works
Original Assignee
Corning Glass Works
Publication date
Application granted granted Critical
Publication of CA449482A publication Critical patent/CA449482A/fr
Expired legal-status Critical Current

Links

CA449482A Appareil a percer et a faire des tubes Expired CA449482A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA449482T

Publications (1)

Publication Number Publication Date
CA449482A true CA449482A (fr) 1948-06-29

Family

ID=35567190

Family Applications (1)

Application Number Title Priority Date Filing Date
CA449482A Expired CA449482A (fr) Appareil a percer et a faire des tubes

Country Status (1)

Country Link
CA (1) CA449482A (fr)

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