blkcolor blklinetype blklinewt color docname doctype docver elevation entcolor entlinetype entlinewt extx exty extz handle layer linetype linewt ltscale lyrcolor lyrfrzn lyrhandle lyrlinewt lyrlntype lyrlock lyron lyrvpfrzn objectid refname sde_auxsunc1000solochdwgpolyn_entity shape_len snap_id thickness