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Current content: 159 679 824 patent documents

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164 112 new documents added

576 445 documents amended

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EP 0047379 B1 19840905 - WRITING IMPLEMENT COMPRISING MEANS FOR PRODUCING SOUNDS

Title (en)

WRITING IMPLEMENT COMPRISING MEANS FOR PRODUCING SOUNDS

Publication

EP 0047379 B1 19840905 (DE)

Application

EP 81105658 A 19810718

Priority

DE 3033975 A 19800910
DE 3037454 A 19801003
DE 3121677 A 19810601

Abstract (en)

[origin: EP0047379A2] 1. Writing instrument with a mechanism located in a housing for advancing a refill, characterized in that on the mechanism (1) and/or the housing (2) means (4, 5) are provided whose cooperation on actuation of the mechanism (1) generates sounds, and that the housing (2) comprises sound apertures (3).

IPC 1-7

B43K 29/00

IPC 8 full level

B43K 29/00 (2006.01)

CPC (source: EP)

B43K 29/005 (2013.01)

Designated contracting state (EPC)

AT BE CH FR GB IT LI NL

DOCDB simple family (publication)

EP 0047379 A2 19820317; EP 0047379 A3 19820526; EP 0047379 B1 19840905

DOCDB simple family (application)

EP 81105658 A 19810718