Last Updated: Aug 08, 2018     Views: 61

I've looked into your question about patent 2204158, but have not been able to find any information on the specific type of metal used to make the filter. You might want to try contacting Corning Inc. (in particular, their archives department), to see if they have any further information.

Contact Us

Ask a Glass Question
Provide Your Contact Information
Fields marked with * are required.