Patent classifications
F
MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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F16
ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
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F16C
SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
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33/00
Parts of bearings; Special methods for making bearings or parts thereof
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F16C33/02
Parts of sliding-contact bearings
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F16C33/04
Brasses; Bushes; Linings
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F16C33/06
Sliding surface mainly made of metal
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F16C33/12
Structural composition; Use of special materials or surface treatments, e.g. for rust-proofing
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F16C33/121
Use of special materials
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