- All sections
- E - Fixed constructions
- E02D - Foundationsexcavationsembankmentsunderground or underwater structures
- E02D 27/35 - Foundations formed in frozen ground, e.g. in permafrost soil
Patent holdings for IPC class E02D 27/35
Total number of patents in this class: 23
10-year publication summary
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5
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1
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0
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2
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0
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0
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1
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0
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0
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2
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