CH545884ACH545884DACH545884ACH 545884 ACH545884 ACH 545884ACH 545884D ACH545884D ACH 545884DACH 545884 ACH545884 ACH 545884A
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Switzerland
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Publication of CH545884ApublicationCriticalpatent/CH545884A/xx
E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
E01B27/00—Placing, renewing, working, cleaning, or taking-up the ballast, with or without concurrent work on the track; Devices therefor; Packing sleepers
E01B27/06—Renewing or cleaning the ballast in situ, with or without concurrent work on the track
E01B27/08—Renewing or cleaning the ballast in situ, with or without concurrent work on the track the track having been taken-up
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Engineering & Computer Science
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Architecture
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Civil Engineering
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Structural Engineering
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Machines For Laying And Maintaining Railways
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