for selecting, projecting and locking several writing units

Introduced: September 1968

Full Title

Mechanisms for selecting, projecting, retracting or locking writing units > for selecting, projecting and locking several writing units

IPC and CPC are identically structured here. All 4 subcodes exist in both systems.

2 shared codes have differing titles between IPC and CPC.

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B43K 24/12 operating by means sliding in longitudinally-slotted casings IPC+CPC Available in IPC and CPC
B43K 24/14 operated by turning means +2 CPC IPC+CPC Available in IPC and CPC
B43K 24/16 operated by push-buttons +2 CPC IPC+CPC Available in IPC and CPC
B43K 24/18 and for feeding the writing-cores +2 CPC IPC+CPC Available in IPC and CPC

Class B43,2013–2023, worldwide · Source: EPO PATSTAT

Class B43,2013–2023, worldwide · Source: EPO PATSTAT