Civil Defense Model Cdm (disambiguation)

Civil Defense Model Cdm may refer to:

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  CDM (Civil Defense Model) — Civil defense warning/alert prototype (model C-D-M)

  A “Civil Defense Model” reference to a specific CDM/“C-D-M” warning/alert system prototype used in civil defense documentation.

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  Civil Defense Model (CDM) — “Model C-D-M” civil defense communications equipment

  A designation for a civil defense communications/alert equipment model commonly cited as “Model C-D-M” in historical technical materials.