Active railroad spike and tie plate interconnection therefor

Crosstie plug for a railroad spike

Elastic rail fastening system with rail spike

Expanding-sleeve rail fastening

Key-lock spike

Method and apparatus for attaching a rail using plastically defo

Rail anchoring spike

Rail anchoring spike

Rail to plate interconnecting rail spike

Railroad spike

Railroad spike

Railroad spike retainer

Railway spike and an assembly on a railway track incorporating t

Sleeve for increasing retention value of a screw

Supporting device for supporting a flat panel display device...

Wood crossties with cellular plastic inserts