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US3633206A
|
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Lattice aperture antenna
|
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GB1001814A
|
|
Absorber for radio waves
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GB1002581A
|
|
Absorbers for electromagnetic radiation of very high and higher frequencies
|
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GB952327A
|
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Filter and method for making filters
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GB879489A
|
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Absorber for short radio waves
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GB844140A
|
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Electromagnetic-wave-absorbing dielectric wall
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GB829614A
|
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Microwave-radiation absorbers
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DE1256279B
|
|
Microwave absorbers
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DE1120529B
|
|
Microwave absorbers
|
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DE1107299B
|
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Dielectric wall permeable to electromagnetic waves
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GB821250A
|
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Dielectric walls for transmission of centimetric radiation
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