Classifications

• • E—FIXED CONSTRUCTIONS
  • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
  • E01B7/00—Switches; Crossings
  • E01B7/10—Frogs
  • E01B7/12—Fixed frogs made of one part or composite

Landscapes

• Engineering & Computer Science (AREA)
• Mechanical Engineering (AREA)
• Architecture (AREA)
• Civil Engineering (AREA)
• Structural Engineering (AREA)
• Butt Welding And Welding Of Specific Article (AREA)
• Joining Of Corner Units Of Frames Or Wings (AREA)
• Package Frames And Binding Bands (AREA)
• Lining Or Joining Of Plastics Or The Like (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=8579955

Family Applications (1)

Country Status (8)

Families Citing this family (1)

• 1965
  • 1965-05-26 FR FR18510A patent/FR1444882A/fr not_active Expired
• 1966
  • 1966-03-22 CH CH410966A patent/CH429798A/fr unknown
  • 1966-03-22 LU LU50723A patent/LU50723A1/xx unknown
  • 1966-03-22 BE BE678233D patent/BE678233A/xx unknown
  • 1966-03-22 GB GB1243566A patent/GB1087147A/en not_active Expired
  • 1966-03-31 ES ES0325439A patent/ES325439A1/es not_active Expired
  • 1966-05-03 NL NL6605961A patent/NL6605961A/xx unknown
  • 1966-05-16 DE DE1966A0052506 patent/DE1534005A1/de active Pending

Also Published As

Similar Documents