BR7702425U - Protection device for maintenance and signaling of electrical pulses - Google Patents

Protection device for maintenance and signaling of electrical pulses

Info

Publication number
BR7702425U
BR7702425U BR7702425U BR7702425U BR7702425U BR 7702425 U BR7702425 U BR 7702425U BR 7702425 U BR7702425 U BR 7702425U BR 7702425 U BR7702425 U BR 7702425U BR 7702425 U BR7702425 U BR 7702425U
Authority
BR
Brazil
Prior art keywords
signaling
maintenance
protection device
electrical pulses
pulses
Prior art date
Application number
BR7702425U
Other languages
Portuguese (pt)
Inventor
Maia Jorgevaldo Aguiar
Original Assignee
Vale Do Rio Doce 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 Vale Do Rio Doce Co filed Critical Vale Do Rio Doce Co
Priority to BR7702425U priority Critical patent/BR7702425U/en
Publication of BR7702425U publication Critical patent/BR7702425U/en

Links

BR7702425U 1997-11-28 1997-11-28 Protection device for maintenance and signaling of electrical pulses BR7702425U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
BR7702425U BR7702425U (en) 1997-11-28 1997-11-28 Protection device for maintenance and signaling of electrical pulses

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BR7702425U BR7702425U (en) 1997-11-28 1997-11-28 Protection device for maintenance and signaling of electrical pulses

Publications (1)

Publication Number Publication Date
BR7702425U true BR7702425U (en) 1999-06-29

Family

ID=4005316

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7702425U BR7702425U (en) 1997-11-28 1997-11-28 Protection device for maintenance and signaling of electrical pulses

Country Status (1)

Country Link
BR (1) BR7702425U (en)

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Legal Events

Date Code Title Description
B07A Technical examination (opinion): publication of technical examination (opinion)
B09B Decision: refusal

Free format text: INDEFERIDO COM BASE NO ART. 9O COMBINADO COM O ART. 14

B09B Decision: refusal

Free format text: MANTIDO O INDEFERIMENTO UMA VEZ QUE NAO FOI APRESENTADO RECURSO DENTRO DO PRAZO LEGAL.