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US9583118B1
(en)
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Complex exponential modulated filter bank for high frequency reconstruction
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Wheeler
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Wide-band amplifiers for television |
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BE388764A
(enrdf_load_html_response)
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US2173925A
(en)
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Noise reduction circuits
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BE358332A
(enrdf_load_html_response)
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JPS6049371B2
(ja)
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低域濾波器
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US1768182A
(en)
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Thermionic valve circuits
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JPS6133719Y2
(enrdf_load_html_response)
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BE362785A
(enrdf_load_html_response)
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BE388766A
(enrdf_load_html_response)
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US2081861A
(en)
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Band-pass filter
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BE369921A
(enrdf_load_html_response)
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BE452273A
(enrdf_load_html_response)
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BE409768A
(enrdf_load_html_response)
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BE389750A
(enrdf_load_html_response)
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US1923155A
(en)
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Radio receiving system
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BE358947A
(enrdf_load_html_response)
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Bertran Albertí
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Circuits i dispositius: complements per RF (classe) |
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JPS5931052Y2
(ja)
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バンドパスフイルタ
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BE388125A
(enrdf_load_html_response)
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BE390338A
(enrdf_load_html_response)
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JPS6246327Y2
(enrdf_load_html_response)
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FR2529036A1
(enrdf_load_html_response)
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JPH0112426Y2
(enrdf_load_html_response)
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BE387775A
(enrdf_load_html_response)
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