- All sections
- E - Fixed constructions
- E01B - Permanent way; permanent-way tools; machines for making railways of all kinds
- E01B 29/28 - Fixing or removing detachable fastening means or accessories thereof; Pre-assembling track components by detachable fastening means the fastening means being of screw-and-nut type; Apparatus therefor, adapted to additionally drilling holes
Patent holdings for IPC class E01B 29/28
Total number of patents in this class: 27
10-year publication summary
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2
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1
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1
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3
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2
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1
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5
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3
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4
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0
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