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Current content: 157 117 910 patent documents

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139 301 new documents added

1 340 825 documents amended

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EP 0349491 A3 19910320 - MULTI-PURPOSE GRINDING AND POLISHING MACHINE

Title (en)

MULTI-PURPOSE GRINDING AND POLISHING MACHINE

Publication

EP 0349491 A3 19910320 (DE)

Application

EP 89810492 A 19890628

Priority

CH 251288 A 19880701

Abstract (en)

[origin: EP0349491A2] Next to the grinding and polishing units (4, 4', 4", 4"') driven indirectly by the main drive shaft (3), at least one grinding unit (5) which is driven directly by the main drive shaft (3) and serves to perform special work is provided on the end part (3') of the main drive shaft (3) projecting laterally from the machine housing (1). <IMAGE>

IPC 1-7

B24B 27/00

IPC 8 full level

B24B 27/00 (2006.01)

CPC (source: EP)

B24B 27/0076 (2013.01)

Citation (search report)

[YD] CH 563838 A5 19750715 - FEHR KONRAD
[Y] DE 1219358 B 19660616 - HERBERT BITZER
[A] GB 191402607 A 19150201 - DOWNER JOHN MITCHELL [CA]

Designated contracting state (EPC)

AT DE FR GB IT

DOCDB simple family (publication)

EP 0349491 A2 19900103; EP 0349491 A3 19910320; CH 676444 A5 19910131

DOCDB simple family (application)

EP 89810492 A 19890628; CH 251288 A 19880701