CA139741A - Disque de herse - Google Patents

Disque de herse

Info

Publication number
CA139741A
CA139741A CA000139741A CA139741DA CA139741A CA 139741 A CA139741 A CA 139741A CA 000139741 A CA000139741 A CA 000139741A CA 139741D A CA139741D A CA 139741DA CA 139741 A CA139741 A CA 139741A
Authority
CA
Canada
Prior art keywords
drill disc
drill
disc
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
CA000139741A
Other languages
English (en)
Inventor
Thomas Brennan Jr.
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.)
MONITOR DRILL Co
Original Assignee
MONITOR DRILL Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by MONITOR DRILL Co filed Critical MONITOR DRILL Co
Application granted granted Critical
Publication of CA139741A publication Critical patent/CA139741A/fr
Expired legal-status Critical Current

Links

CA000139741A 1912-02-17 1912-02-17 Disque de herse Expired CA139741A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA139741T 1912-02-17

Publications (1)

Publication Number Publication Date
CA139741A true CA139741A (fr) 1912-04-16

Family

ID=45259457

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000139741A Expired CA139741A (fr) 1912-02-17 1912-02-17 Disque de herse

Country Status (1)

Country Link
CA (1) CA139741A (fr)

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