[go: up one dir, main page]

ES130057A1 - Improvements in shortwave signal systems. - Google Patents

Improvements in shortwave signal systems.

Info

Publication number
ES130057A1
ES130057A1 ES130057A ES130057A ES130057A1 ES 130057 A1 ES130057 A1 ES 130057A1 ES 130057 A ES130057 A ES 130057A ES 130057 A ES130057 A ES 130057A ES 130057 A1 ES130057 A1 ES 130057A1
Authority
ES
Spain
Prior art keywords
signal systems
shortwave signal
shortwave
systems
signal
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
ES130057A
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.)
RCA Corp
Original Assignee
Radio Corporation of America
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 Radio Corporation of America filed Critical Radio Corporation of America
Priority to ES130057A priority Critical patent/ES130057A1/en
Publication of ES130057A1 publication Critical patent/ES130057A1/en
Expired legal-status Critical Current

Links

ES130057A 1933-03-24 1933-03-24 Improvements in shortwave signal systems. Expired ES130057A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES130057A ES130057A1 (en) 1933-03-24 1933-03-24 Improvements in shortwave signal systems.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES130057A ES130057A1 (en) 1933-03-24 1933-03-24 Improvements in shortwave signal systems.

Publications (1)

Publication Number Publication Date
ES130057A1 true ES130057A1 (en) 1933-05-01

Family

ID=65586560

Family Applications (1)

Application Number Title Priority Date Filing Date
ES130057A Expired ES130057A1 (en) 1933-03-24 1933-03-24 Improvements in shortwave signal systems.

Country Status (1)

Country Link
ES (1) ES130057A1 (en)

Similar Documents

Publication Publication Date Title
CH194293A (en) Receive circuit.
ES130057A1 (en) Improvements in shortwave signal systems.
FR778775A (en) Three-phase-single-phase system
FR789395A (en) Classification system
ES132337A1 (en) Improvements in television systems.
ES132246A1 (en) Improvements in television systems.
ES132165A1 (en) Improvements in television systems.
ES132164A1 (en) Improvements in television systems.
ES130550A1 (en) Improvements in television systems.
ES129808A1 (en) Improvements in television systems.
ES132107A1 (en) Improvements in labeling systems.
ES130159A1 (en) Improvements in guidance systems by radiotelegraphic signals and similar systems.
ES132050A1 (en) Improvements in cooling systems.
ES121684A1 (en) Improvements in electrical signal systems.
ES123255A1 (en) Improvements in electrical signal systems.
ES129305A1 (en) Improvements in radio-signal systems.
ES125237A1 (en) Improvements in television systems.
ES123571A1 (en) Improvements in television systems.
FR44296E (en) Advanced filing system
ES134079A1 (en) Improvements in signal systems.
ES141692A1 (en) Improvements in television systems.
FR755124A (en) Lockable system
ES141695A1 (en) Improvements in ultrashort wave systems.
ES137632A1 (en) Improvements in antenna systems.
ES126705A1 (en) Improvements in radio signal systems.