CA475512A - Appareil d'exploitation miniere - Google Patents

Appareil d'exploitation miniere

Info

Publication number
CA475512A
CA475512A CA475512A CA475512DA CA475512A CA 475512 A CA475512 A CA 475512A CA 475512 A CA475512 A CA 475512A CA 475512D A CA475512D A CA 475512DA CA 475512 A CA475512 A CA 475512A
Authority
CA
Canada
Prior art keywords
mining apparatus
mining
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
CA475512A
Other languages
English (en)
Inventor
Herbert Vanderzee Harry
Putnam Baldwin Clyde
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.)
Joy Manufacturing Co
Original Assignee
Joy Manufacturing Co
Publication date
Application granted granted Critical
Publication of CA475512A publication Critical patent/CA475512A/fr
Expired legal-status Critical Current

Links

CA475512A Appareil d'exploitation miniere Expired CA475512A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA475512T

Publications (1)

Publication Number Publication Date
CA475512A true CA475512A (fr) 1951-07-24

Family

ID=35609498

Family Applications (1)

Application Number Title Priority Date Filing Date
CA475512A Expired CA475512A (fr) Appareil d'exploitation miniere

Country Status (1)

Country Link
CA (1) CA475512A (fr)

Similar Documents

Publication Publication Date Title
CA475512A (fr) Appareil d'exploitation miniere
CA471962A (fr) Dispositifs de montage de pieces a ouvrer
CA475056A (fr) Appareil d'alimentation
CA476264A (fr) Explosifs
CA470726A (fr) Appareils electrolytiques
CA471117A (fr) Methodes d'exploitation
CA471669A (fr) Appareils d'entrainement de film
CA473211A (fr) Appareil de cinematographe
CA474403A (fr) Appareil de conditionnement de surfaces de metaux
CA475961A (fr) Appareil de changement de lampes
CA475962A (fr) Appareil de changement de lampes
CA476730A (fr) Appareil de prelevement des filets de poissons
CA476734A (fr) Appareil de marquage de longueur
CA478441A (fr) Appareil de plumage de volaille
CA479173A (fr) Sondeuse
CA473198A (fr) Appareil a diviser
CA478258A (fr) Appareil de contact
CA473497A (fr) Appareil de chauffeur
CA474430A (fr) Machines d'exploitation miniere
CA477281A (fr) Machines d'exploitation miniere
CA479116A (fr) Machines d'exploitation miniere
CA471353A (fr) Machines pour l'exploitation de la houille
CA475616A (fr) Appareil de lecons de conduite
CA476256A (fr) Appareil hydraulique
CA474004A (fr) Appareil hydraulique