ELECTRONIC INSECT KILLER

Brand	Owner	Address	Description
BUGWACKER	SEARS, ROEBUCK AND CO.	Chicago IL	Electronic Insect Killer;THE DRAWING IS AMENDED TO APPEAR AS FOLLOWS: BUGWACKER;BUG;
	Where the owner name is not linked, that owner no longer owns the brand

Technical Examples

A photomask evaluating method comprises calculating a killer defect rate function with respect to a simulative defect pattern including a pattern of photomask and a plurality of defects, the killer defect rate function representing a killer defect rate of the simulative defect pattern with respect to a desired density of the pattern and a desired size of the plurality of defects, calculating the number of killer defects in an inspection region of the photomask based on an area of the photomask inspection region, a pattern density in the inspection region, the killer defect rate function and a defect size distribution representing the number of defects per unit area to a defect size range acquired from a photomask manufacturing step, and evaluating the photomask based on the calculated number of the killer defects.