CPC Subgroup Additional Only
E04F 2201/04 Other details of tongues or grooves
Full Title
Joining sheets or plates or panels > Other details of tongues or grooves
4 direct subcodes
Child Classifications
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- E04F 2201/041 Tongues or grooves with slits or cuts for expansion or flexibility
- E04F 2201/042 with grooves positioned on the rear-side of the panel
- E04F 2201/043 with tongues and grooves being formed by projecting or recessed parts of the panel layers
- E04F 2201/044 with tongues or grooves comprising elements which are not manufactured in one piece with the sheets, plates or panels but which are permanently fixedly connected to the sheets, plates or panels, e.g. at the factory