Items where Subject is "621.384 19 Special developments"

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Dewey Decimal Classification (DDC) (2)
- 600 Technology (Applied sciences) (2)
  - 621 Applied physics (2)
    - 621.3 Electrical, magnetic, optical, communications, computer engineering; electronics, lighting (2)
      - 621.38 Electronics, communications engineering (2)
        621.384 Radio and radar (2)
        621.384 1 Specific topics in general radio (2)
        621.384 19 Special developments (2)
        621.384 192 Identification and locating (2)

Number of items at this level: 0.

This list was generated on Mon Mar 10 09:39:57 2025 WIB.