Patent classifications
B
PERFORMING OPERATIONS; TRANSPORTING
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B41
PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
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B41J
TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
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2202/00
Embodiments of or processes related to ink-jet or thermal heads
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B41J2202/01
Embodiments of or processes related to ink-jet heads
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B41J2202/07
dealing with air bubbles
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