|
US3910669A
|
|
Self-compensating adjustable keeper
|
|
US3782527A
|
|
Clipped-disc device for right-angle transfer
|
|
US3820558A
|
|
Combination valve
|
|
US3850804A
|
|
Screens for water intake systems
|
|
CA947144A
|
|
Spike driver propulsion and rail clamp mechanism
|
|
CA947141A
|
|
Rail gauging mechanism
|
|
CA947143A
|
|
Rail gang spiker
|
|
US3842752A
|
|
Speed control
|
|
US3784942A
|
|
Ternary escort memory system
|
|
GB1345497A
|
|
Method of making low friction fabric lined nuts
|
|
DE2251411A1
|
|
Low friction nuts - fabric sleeve heat shrunk onto mandrel and covered with glass fibre and resin
|
|
US3841221A
|
|
Rail anchor applicator with automatic cycle and loading mechanism
|
|
CA977959A
|
|
Track level indicator
|
|
US3756572A
|
|
Truck mixer forward support and drive means
|
|
US3770132A
|
|
Skimming mechanism for square tanks
|
|
US3778177A
|
|
Vibration meter system for vibratory compaction machines
|
|
US3717257A
|
|
Peripheral feed and effluent system for sedimentation tanks
|
|
US3712037A
|
|
Length-adaptable rotary mower blade
|
|
US3700295A
|
|
Ball and socket bearing
|
|
US3759579A
|
|
Air conveyor deck
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