RINGSDORFF WERKE GMBH

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5300 BONN 2, DE

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Patents Grantslast 30 patents

Information Patent Grant
Multipart support crucible and method for producing the same
- Patent number 5,372,090
- Issue date Dec 13, 1994
- Ringsdorff-Werke GmbH
- Julius Wegmeth
- C30 - CRYSTAL GROWTH
Information Patent Grant
Shock-absorbing piston made up of dissimilar joined parts, blank fo...
- Patent number 5,259,294
- Issue date Nov 9, 1993
- Ringsdorff-Werke GmbH
- Ewald May
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Graphite tube furnace with stationary specimen support for atomic a...
- Patent number 5,083,864
- Issue date Jan 28, 1992
- Ringsdorff-Werke GmbH
- Bruno Huetsch
- G01 - MEASURING TESTING
Information Patent Grant
Graphite tube furnace with specimen support for atomic absorption s...
- Patent number 4,971,438
- Issue date Nov 20, 1990
- Ringsdorff-Werke GmbH
- Bruno Hutsch
- G01 - MEASURING TESTING
Information Patent Grant
Graphite tube furnace with specimen support for atomic absorption s...
- Patent number 4,946,278
- Issue date Aug 7, 1990
- Ringsdorff-Werke GmbH
- Bruno Hutsch
- G01 - MEASURING TESTING
Information Patent Grant
Method of manufacturing cams by powder metallurgy
- Patent number 4,851,189
- Issue date Jul 25, 1989
- Ringsdorff-Werke GmbH
- Jurgen Donch
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Electrode for electrochemical processes
- Patent number 4,849,086
- Issue date Jul 18, 1989
- Ringsdorff-Werke GmbH
- Bruno Hutsch
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Receptacle for flameless atomic absorption spectroscopy
- Patent number 4,726,678
- Issue date Feb 23, 1988
- Ringsdorff-Werke GmbH
- Bruno Hutsch
- G01 - MEASURING TESTING
Information Patent Grant
Method for the manufacture of segments for commutators
- Patent number 4,349,384
- Issue date Sep 14, 1982
- Ringsdorff-Werke GmbH
- Hans Weinert
- B22 - CASTING POWDER METALLURGY

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

Information Trademark
73433168 - RINGSDORFF
- Serial number 73433168
- Filing date Jul 5, 1983
- RINGSDORFF WERKE GMBH
- 6 - Common metals and their alloys

RINGSDORFF WERKE GMBH

Organization

Patents Grantslast 30 patents

Multipart support crucible and method for producing the same

Shock-absorbing piston made up of dissimilar joined parts, blank fo...

Graphite tube furnace with stationary specimen support for atomic a...

Graphite tube furnace with specimen support for atomic absorption s...

Graphite tube furnace with specimen support for atomic absorption s...

Method of manufacturing cams by powder metallurgy

Electrode for electrochemical processes

Receptacle for flameless atomic absorption spectroscopy

Method for the manufacture of segments for commutators

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

73433168 - RINGSDORFF