ES77488A1 - Duplex and telegraphic coupling with reinforcers. - Google Patents

Duplex and telegraphic coupling with reinforcers.

Info

Publication number
ES77488A1
ES77488A1 ES77488A ES77488A ES77488A1 ES 77488 A1 ES77488 A1 ES 77488A1 ES 77488 A ES77488 A ES 77488A ES 77488 A ES77488 A ES 77488A ES 77488 A1 ES77488 A1 ES 77488A1
Authority
ES
Spain
Prior art keywords
reinforcers
telegraphic
duplex
coupling
telegraphic coupling
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
ES77488A
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to ES77488A priority Critical patent/ES77488A1/en
Publication of ES77488A1 publication Critical patent/ES77488A1/en
Expired legal-status Critical Current

Links

ES77488A 1921-03-22 1921-03-22 Duplex and telegraphic coupling with reinforcers. Expired ES77488A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES77488A ES77488A1 (en) 1921-03-22 1921-03-22 Duplex and telegraphic coupling with reinforcers.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES77488A ES77488A1 (en) 1921-03-22 1921-03-22 Duplex and telegraphic coupling with reinforcers.

Publications (1)

Publication Number Publication Date
ES77488A1 true ES77488A1 (en) 1921-06-01

Family

ID=64247707

Family Applications (1)

Application Number Title Priority Date Filing Date
ES77488A Expired ES77488A1 (en) 1921-03-22 1921-03-22 Duplex and telegraphic coupling with reinforcers.

Country Status (1)

Country Link
ES (1) ES77488A1 (en)

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