TREA

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  • CPC
  • E01F8/0052
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Parent Industries

EFIXED CONSTRUCTIONS E01Road, railway construction E01FADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE E01F8/00Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic

Current Industry

E01F8/0052Grate-style
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Patents Grantslast 30 patents

  • Information Patent Grant

    Interference noise-control unit
    • Patent number 12,325,966
    • Issue date Jun 10, 2025
    • WAVEBREAKER AB
    • Tony Johansson
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Sound absorbing board
    • Patent number 11,339,545
    • Issue date May 24, 2022
    • Hung-Ming Hsu
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Marking assembly for the marking of particular traffic situations a...
    • Patent number 7,033,103
    • Issue date Apr 25, 2006
    • Marcel Peter Gort
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    Noise-protection screen
    • Patent number 5,713,161
    • Issue date Feb 3, 1998
    • Durisol Materials Limited
    • Arend Johan Veldhoen
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Sound barrier
    • Patent number 4,095,669
    • Issue date Jun 20, 1978
    • William R. Bond
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Noise reduction barrier
    • Patent number 3,983,956
    • Issue date Oct 5, 1976
    • J. Kenneth Manhart
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    3812931
    • Patent number 3,812,931
    • Issue date May 28, 1974
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    3783968
    • Patent number 3,783,968
    • Issue date Jan 8, 1974
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    3080937
    • Patent number 3,080,937
    • Issue date Mar 12, 1963
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES

Patents Applicationslast 30 patents