FR639813A - Aerial improvements for telegraphy and wireless telephony - Google Patents

Aerial improvements for telegraphy and wireless telephony

Info

Publication number
FR639813A
FR639813A FR639813DA FR639813A FR 639813 A FR639813 A FR 639813A FR 639813D A FR639813D A FR 639813DA FR 639813 A FR639813 A FR 639813A
Authority
FR
France
Prior art keywords
telegraphy
aerial
wireless telephony
telephony
wireless
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
Other languages
French (fr)
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.)
Marconis Wireless Telegraph Co Ltd
BAE Systems Electronics Ltd
Original Assignee
Marconis Wireless Telegraph Co Ltd
Marconi Co Ltd
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 Marconis Wireless Telegraph Co Ltd, Marconi Co Ltd filed Critical Marconis Wireless Telegraph Co Ltd
Application granted granted Critical
Publication of FR639813A publication Critical patent/FR639813A/en
Expired legal-status Critical Current

Links

FR639813D 1926-09-08 1927-08-09 Aerial improvements for telegraphy and wireless telephony Expired FR639813A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB639813X 1926-09-08

Publications (1)

Publication Number Publication Date
FR639813A true FR639813A (en) 1928-06-30

Family

ID=10489378

Family Applications (1)

Application Number Title Priority Date Filing Date
FR639813D Expired FR639813A (en) 1926-09-08 1927-08-09 Aerial improvements for telegraphy and wireless telephony

Country Status (1)

Country Link
FR (1) FR639813A (en)

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