wherein the longitudinal rear surface of the housing is about perpendicular to the horizontally extending fingers, {HEAD ~ the tongues} extending about parallel to {TAIL ~ a longitudinal length} of the housing 
extending about parallel to
wherein the longitudinal rear surface of the housing is about perpendicular to the horizontally extending fingers , { HEAD ~ the tongues } extending about parallel to { TAIL ~ a longitudinal length } of the housing
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH