US PATENT SUBCLASS 228 / 105
.~.~ Using optical viewing means (e.g., microscope)

Current as of: June, 1999
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228 /   HD   METAL FUSION BONDING

101  DF  PROCESS {38}
103  DF  .~ With measuring, testing, indicating, inspecting, or illuminating {2}
105.~.~ Using optical viewing means (e.g., microscope)

DEFINITION

Classification: 228/105

(under subclass 103) Process including observing by use of means which modifies the path of light rays from that observed to the eye of the observer.