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2018
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2018/10/24
Revision of the page of "System for the Prevertion of Radio Propagation Blockage"
2018/10/02
Revision of the page of "Frequency Assignment Plan"
2018/09/19
Revision of the page of "Spectrum Charts (as of June 2018)"
2018/07/09
Revision of the page of "Frequency Assignment Plan"
2018/05/18
Revision of the page of "Frequency Assignment Plan"
2018/03/07
Revision of the page of "Frequency Assignment Plan"
2018/01/05
Revision of the page of "Frequency Assignment Plan"
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