G04B 1/20 Protecting arrangements against rupture or overwinding of the mainspring located in the barrel or attached to the barrel (in connection with keys or the like G04B3/06, G04B3/10; in connection with automatic winding devices G04B5/24 )
Introduced: September 1968
Title
Titles differ between systems:
IPC: Protecting arrangements against rupture or overwinding of the mainspring located in the barrel or attached to the barrel
CPC: Protecting arrangements against rupture or overwinding of the mainspring located in the barrel or attached to the barrel (in connection with keys or the like G04B3/06, G04B3/10; in connection with automatic winding devices G04B5/24 )
Full Title
Full titles differ between systems:
Driving mechanisms > with mainspring > Constructions for connecting the ends of mainsprings with the barrel or the arbor > Protecting arrangements against rupture or overwinding of the mainspring located in the barrel or attached to the barrel
Driving mechanisms > with mainspring > Constructions for connecting the ends of the mainsprings with the barrel or the arbor > Protecting arrangements against rupture or overwinding of the mainspring located in the barrel or attached to the barrel (in connection with keys or the like G04B3/06, G04B3/10; in connection with automatic winding devices G04B5/24 )
Of 1 combined children, 0 exist in both systems.
1 codes are CPC-only extensions.
Child Classifications
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