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China Railway 22nd Construction Bureau 1st Eng Co. Ltd.
Subsidiary Company
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Headquarter
BE, CN
Social Media
http://www.crccin.com
China Railway 22nd is headquartered in CN BE. China Railway 22nd has a total of 130 patents
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Data Snapshot
130
Patent
Innovation Word Cloud
A quick overview of tech portfolio with the top keywords and phrases extracted from patents of China Railway 22nd
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High Related Markets
Mentioned companies in the market reports of major market categories and sectors by China Railway 22nd
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Innovation Matrix
visualizing technology portfolio of hot application areas and blank areas for China Railway 22nd
All Patents
Active Patents
Inactive Patents
Pending Patents
Time Range:
Overall
Overall
1 year
3 year
5 year
Application Domain L2
Application Domain L2
Application Domain L3
Application Domain L4
High-Tech Industry L1
High-Tech Industry L2
Tech Topic L2
Tech Topic L3
Timeline
Tech Topic L2
Tech Topic L2
Tech Topic L3
High-Tech Industry L1
High-Tech Industry L2
Application Domain L2
Application Domain L3
Application Domain L4
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Subsidiary Lists
Subsidiaries with patent applications for China Railway 22nd
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China Railway 22nd Frequently Asked Questions
What is China Railway 22nd's total number of patents?
China Railway 22nd
has
130
patents in total.
What is China Railway 22nd's official website?
China Railway 22nd
's official website is
http://www.crccin.com
.
Where is China Railway 22nd's headquarters?
China Railway 22nd
is located in BE, CN.
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