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US5132829A
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Tone spacing and power level monitor for fsk lightwave systems
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US5109392A
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Diversity receiver arrangement for digital signals
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US4922348A
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Facsimile service
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US5147825A
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Photonic-integrated-circuit fabrication process
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US4818058A
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Optical connector.
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US4807108A
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Product realization method
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US4751378A
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Optical device with quantum well absorption
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US4908772A
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Integrated circuits with component placement by rectilinear partitioning
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US4738625A
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Electrical connectors for circuit panels
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US4752590A
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Method of producing SOI devices
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US4660166A
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Electronic network for collective decision based on large number of connections between signals
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US4578796A
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Programmable multiple type data set
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US4444620A
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Growth of oriented single crystal semiconductor on insulator
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US4439268A
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Orientation of INP substrate wafers
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US4445980A
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Copper electroplating procedure
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US4441309A
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Zero torque helically wrapped cable
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US4551581A
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Method and apparatus for sending a data message to a selected station during a silent interval between ringing
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US4582956A
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Method and apparatus for displaying at a selected station special service information during a silent interval between ringing
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US4435896A
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Method for fabricating complementary field effect transistor devices
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US4427516A
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Apparatus and method for plasma-assisted etching of wafers
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