US PATENT SUBCLASS 228 / 181
.~.~ Honeycomb structure
Current as of: June, 1999
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DEFINITION
Classification:        228/181  
(under subclass 178) Process including securing of parallel  
coextensive generally cylindrical cells to an intersecting  plate.  
(1)  Note.  Securing of multiple cells to a single plate is  included herein even though the multiple joints may run  together.