Medium conductive glass composite pipe pressure-bearing solar vacuum energy-exchanging tube
Medium conductive glass composite pipe pressure-bearing solar vacuum energy-exchanging tube
- CN 101,025,296 B
- Filed: 02/20/2006
- Issued: 09/10/2014
- Est. Priority Date: 02/20/2006
- Status: Expired due to Fees
- EN CH
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- Pin
