NL47992C - - Google Patents

Info

Publication number
NL47992C
NL47992C NL47992DA NL47992C NL 47992 C NL47992 C NL 47992C NL 47992D A NL47992D A NL 47992DA NL 47992 C NL47992 C NL 47992C
Authority
NL
Netherlands
Application number
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.)
Publication of NL47992C publication Critical patent/NL47992C/xx

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
    • H01Q19/10—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
NL47992D 1936-09-11 NL47992C (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US100287A US2169553A (en) 1936-09-11 1936-09-11 Directive radio system

Publications (1)

Publication Number Publication Date
NL47992C true NL47992C (enrdf_load_stackoverflow)

Family

ID=22279021

Family Applications (1)

Application Number Title Priority Date Filing Date
NL47992D NL47992C (enrdf_load_stackoverflow) 1936-09-11

Country Status (3)

Country Link
US (1) US2169553A (enrdf_load_stackoverflow)
GB (1) GB483797A (enrdf_load_stackoverflow)
NL (1) NL47992C (enrdf_load_stackoverflow)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE760335C (de) * 1940-08-27 1957-06-06 Telefunken Gmbh Strahleranordnung fuer ultrakurze Wellen
US2606318A (en) * 1944-04-19 1952-08-05 Leland J Haworth Radar system having spiral and conical scanning antenna and tridimensional indicator
BE470391A (enrdf_load_stackoverflow) * 1946-01-22
US2475975A (en) * 1946-04-15 1949-07-12 Thomas O Mccarthy Apparatus for direction finding
US2763860A (en) * 1949-12-03 1956-09-18 Csf Hertzian optics
US2994870A (en) * 1956-06-22 1961-08-01 Raytheon Co Communications links
US2998605A (en) * 1957-07-09 1961-08-29 Hazeltine Research Inc Antenna system
US3040319A (en) * 1958-12-09 1962-06-19 Itt Beacon antenna system
US3189907A (en) * 1961-08-11 1965-06-15 Lylnan F Van Buskirk Zone plate radio transmission system
US3144606A (en) * 1961-12-29 1964-08-11 Itt Passive satellite repeater system having orientation compensation means
US3683394A (en) * 1970-07-09 1972-08-08 Bell Telephone Labor Inc Clutter fence for suppression of electromagnetic energy

Also Published As

Publication number Publication date
GB483797A (en) 1938-04-26
US2169553A (en) 1939-08-15

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