ES179987A1 - IMPROVEMENTS IN THE CONSTRUCTION OF DRILLS - Google Patents

IMPROVEMENTS IN THE CONSTRUCTION OF DRILLS

Info

Publication number
ES179987A1
ES179987A1 ES179987A ES179987A ES179987A1 ES 179987 A1 ES179987 A1 ES 179987A1 ES 179987 A ES179987 A ES 179987A ES 179987 A ES179987 A ES 179987A ES 179987 A1 ES179987 A1 ES 179987A1
Authority
ES
Spain
Prior art keywords
drills
construction
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
ES179987A
Other languages
Spanish (es)
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.)
ARANGUEENA Y GOIRI SEGUNDO
Original Assignee
ARANGUEENA Y GOIRI SEGUNDO
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 ARANGUEENA Y GOIRI SEGUNDO filed Critical ARANGUEENA Y GOIRI SEGUNDO
Priority to ES179987A priority Critical patent/ES179987A1/en
Publication of ES179987A1 publication Critical patent/ES179987A1/en
Expired legal-status Critical Current

Links

ES179987A 1947-10-03 1947-10-03 IMPROVEMENTS IN THE CONSTRUCTION OF DRILLS Expired ES179987A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES179987A ES179987A1 (en) 1947-10-03 1947-10-03 IMPROVEMENTS IN THE CONSTRUCTION OF DRILLS

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES179987A ES179987A1 (en) 1947-10-03 1947-10-03 IMPROVEMENTS IN THE CONSTRUCTION OF DRILLS

Publications (1)

Publication Number Publication Date
ES179987A1 true ES179987A1 (en) 1947-11-16

Family

ID=65621066

Family Applications (1)

Application Number Title Priority Date Filing Date
ES179987A Expired ES179987A1 (en) 1947-10-03 1947-10-03 IMPROVEMENTS IN THE CONSTRUCTION OF DRILLS

Country Status (1)

Country Link
ES (1) ES179987A1 (en)

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