Radar
2147488056
The content retained its short-form format.

Christian Hülsmeyer, a German inventor, obtained a patent for his radio wave-based detection device in April 1904.

From: Radar
(see previous sentance)
Subject :

Radar

Christian Hülsmeyer

German

Action :

obtained

based

obtained

Object :

Christian Hülsmeyer

Date:

1904

Location:


Collection:

Radar

Christian Hülsmeyer

German




81207
`whenYear` <'3000'
AND `whenYear`= ' 1904 '
AND `whatEventType`<>'took a picture'
AND
( `whoCharName` = 'Radar ' or `whoRel` = 'Radar')
ORDER BY `whenYear` ASC, `whenMonth` ASC , `whenDay` ASC,`eventSig` DESC
LIMIT
0
,
100

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