DIFF Subgroup
F16B 37/06 by means of welding or riveting
Introduced: September 1968
Full Title
Nuts or like thread-engaging members > Devices for fastening nuts to surfaces, e.g. sheets, plates > by means of welding or riveting
Of 2 combined children, 0 exist in both systems.
2 codes are CPC-only extensions.
Child Classifications
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