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Portable GPS receiving device, navigation device and navigation system

  • US 20020004704A1
  • Filed: 06/25/2001
  • Published: 01/10/2002
  • Est. Priority Date: 07/06/2000
  • Status: Abandoned Application
First Claim
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1. A portable GPS (Global Positioning System) receiving device comprising:

  • a storage medium having data storage capacity; and

    navigation information acquiring means mounted on a vehicle for acquiring navigation information from a navigation device whose data storage capacity is larger than that of the storage medium, to store the acquired data in the storage medium.

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