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ES147478A1 - Improvements in the manufacture of piston rings for internal combustion engines and similar machines. - Google Patents

Improvements in the manufacture of piston rings for internal combustion engines and similar machines.

Info

Publication number
ES147478A1
ES147478A1 ES147478A ES147478A ES147478A1 ES 147478 A1 ES147478 A1 ES 147478A1 ES 147478 A ES147478 A ES 147478A ES 147478 A ES147478 A ES 147478A ES 147478 A1 ES147478 A1 ES 147478A1
Authority
ES
Spain
Prior art keywords
manufacture
internal combustion
combustion engines
piston rings
similar machines
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
ES147478A
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.)
GRADE CASTILLO LORENZO
Original Assignee
GRADE CASTILLO LORENZO
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 GRADE CASTILLO LORENZO filed Critical GRADE CASTILLO LORENZO
Priority to ES147478A priority Critical patent/ES147478A1/en
Publication of ES147478A1 publication Critical patent/ES147478A1/en
Expired legal-status Critical Current

Links

ES147478A 1939-11-25 1939-11-25 Improvements in the manufacture of piston rings for internal combustion engines and similar machines. Expired ES147478A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES147478A ES147478A1 (en) 1939-11-25 1939-11-25 Improvements in the manufacture of piston rings for internal combustion engines and similar machines.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES147478A ES147478A1 (en) 1939-11-25 1939-11-25 Improvements in the manufacture of piston rings for internal combustion engines and similar machines.

Publications (1)

Publication Number Publication Date
ES147478A1 true ES147478A1 (en) 1941-09-01

Family

ID=65597268

Family Applications (1)

Application Number Title Priority Date Filing Date
ES147478A Expired ES147478A1 (en) 1939-11-25 1939-11-25 Improvements in the manufacture of piston rings for internal combustion engines and similar machines.

Country Status (1)

Country Link
ES (1) ES147478A1 (en)

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