Patent classifications
H
ELECTRICITY
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H04
ELECTRIC COMMUNICATION TECHNIQUE
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H04M
TELEPHONIC COMMUNICATION
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1/00
Substation equipment, e.g. for use by subscribers
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H04M1/02
Constructional features of telephone sets
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H04M1/0202
Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
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H04M1/0206
Portable telephones comprising a plurality of mechanically joined movable body parts, e.g. hinged housings
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H04M1/0208
characterized by the relative motions of the body parts
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H04M1/0225
Rotatable telephones, i.e. the body parts pivoting to an open position around an axis perpendicular to the plane they define in closed position
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H04M1/0227
Rotatable in one plane, i.e. using a one degree of freedom hinge
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