`whenYear` >='-3000'
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AND
( `whoCharName` = 'Lee DeForest ' or `whoRel` = 'Lee DeForest ' or `whereLoc` = 'Lee DeForest')
AND (`access` ='Public' )
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LIMIT
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Lee DeForest's Timeline: Life, Photos, and Key Events

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Lee DeForest
Triode amplifier
in 1906
...
340763
Lee DeForest
Radio amplifier
in 1907
...
311669
Lee DeForest
Radio tube triode
in 1907
...
311680
Lee DeForest
Radio tube oscillator
in 1915
...
311679
Picture of Lee Deforest in 1916 an in in See more: tco eynmisLnIO tco pkEm87RhoC
Lee Deforest
with
Experimental Radio Station
in 1916
in
NYC
an in in See more: tco eynmisLnIO tco pkEm87RhoC
...
1002537
Picture of Lee Deforest in 1916 an in in See more images here: tco eynmisLnIO tco oSycS5Gquv
Lee Deforest
with
Experimental Radio Station
in 1916
in
NYC
an in in See more images here: tco eynmisLnIO tco oSycS5Gquv
...
983922
Picture of Lee DeForest in 1916 Lee Deforest an Experimental Radio Station in in More images: tco eynmisLnIO tco kYGprvkhep
Lee DeForest
in 1916
in
NYC
Lee Deforest an Experimental Radio Station in in More images: tco eynmisLnIO tco kYGprvkhep
...
1018094



1923
Lee DeForest
Sound film
in 1923
...
338479


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