CA424643A - Appareil a perforer - Google Patents

Appareil a perforer

Info

Publication number
CA424643A
CA424643A CA424643A CA424643DA CA424643A CA 424643 A CA424643 A CA 424643A CA 424643 A CA424643 A CA 424643A CA 424643D A CA424643D A CA 424643DA CA 424643 A CA424643 A CA 424643A
Authority
CA
Canada
Prior art keywords
perforating apparatus
perforating
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
CA424643A
Other languages
English (en)
Inventor
P. Haegele Otto
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.)
Canadian Gypsum Co Ltd
United States Gypsum Co
Original Assignee
Canadian Gypsum Co Ltd
United States Gypsum Co
Publication date
Application granted granted Critical
Publication of CA424643A publication Critical patent/CA424643A/fr
Expired legal-status Critical Current

Links

CA424643A Appareil a perforer Expired CA424643A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA424643T

Publications (1)

Publication Number Publication Date
CA424643A true CA424643A (fr) 1944-12-26

Family

ID=35535658

Family Applications (1)

Application Number Title Priority Date Filing Date
CA424643A Expired CA424643A (fr) Appareil a perforer

Country Status (1)

Country Link
CA (1) CA424643A (fr)

Similar Documents

Publication Publication Date Title
CA424643A (fr) Appareil a perforer
CA422007A (fr) Dispositif a perforer
AU126175B2 (en) Weld-testing apparatus
CA420934A (fr) Appareil d'amenage des capsules
CA421091A (fr) Appareil d'amenage des capsules
CA421747A (fr) Appareil a manipuler des enroulements
AU121748B2 (en) Improved handsawing apparatus
AU125094B2 (en) Improvements inroad-spraying apparatus
CA422872A (fr) Mecanisme de serrage d'appareil a perforer
AU1550244A (en) Weld-testing apparatus
CA417898A (fr) Appareil a percer
CA420534A (fr) Appareil a percer
CA417897A (fr) Appareil a percer
AU121820B2 (en) Improved case making apparatus
CA419310A (fr) Appareil a commencer l'action de desurfacage
CA422353A (fr) Appareil de chaumeau
AU1301944A (en) Improved handsawing apparatus
CA422244A (fr) Appareil a filtrer
CA420704A (fr) Appareil a signaux
CA421251A (fr) Appareil a capsuler
CA421156A (fr) Appareil electro-acoustique
AU1804144A (en) Improvements inroad-spraying apparatus
CA417790A (fr) Appareil a souder
CA424667A (fr) Appareil a souder
AU124031B2 (en) Welding apparatus