[KongchangAI]
Unverified50% confidenceFactExact time

最高法院1969年'红狮广播公司诉FCC案'确立了广播媒体因频谱稀缺受到更多监管的稀缺性原则

1
Sources
50%
Confidence
Long-term
Relevance
7/8/2026
First Seen

Sources

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MCP
get_claim(id=289842)