Catchword

	Charles C. Cripps Catchword Red 3 5pk (0-7466-0029-1 / 0746600291)
	Charles C. Cripps Catchword Green 4 5pk (0-7466-0030-5 / 0746600305)
	Charles C. Cripps Catchword Orange 5 5pk (0-7466-0031-3 / 0746600313)
	Not Available Ipc Official Catchword Index Guide to the Ipc (92-805-1443-1 / 9280514431)
	David Martin, Charles Nairn Catchword (0-563-20817-1 / 0563208171)
	Frank Monteleone Catchword: The Rebus Galore Book of Blackline Masters (0-87879-636-3 / 0878796363)
	World Intellectual Property Organization , and International patent classification Official Catchword Index to the Fourth Edition (1984) of the International Patent Classification (3-452-20029-9 / 3452200299)
	World Intellectual Property Organization/World Intellectual Property Organization IPC Official Catchword Index (92-805-0801-6 / 9280508016)