- All sections
- E - Fixed constructions
- E01D - Bridges
- E01D 12/00 - Bridges characterised by a combination of structures not covered as a whole by a single one of groups
Patent holdings for IPC class E01D 12/00
Total number of patents in this class: 18
10-year publication summary
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3
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1
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3
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0
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3
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1
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2
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2
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4
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1
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