Attachments for earth moving machines, namely, excavator buckets; Attachments for earth moving machines, namely, excavator accessories in the nature of buckets, thumbs and couplers; Agricultural machinery and attachments therefor, namely, rotary mowers, box scrapers, and three-point attachments; Agricultural machinery and attachments, namely, fertilizer spreaders; Machine parts, namely, couplers and semi-couplers of synthetic material; Tractor-towed agricultural instrument grab attachments, n...