a) Subclasses 4644-3/01, 4645-1/02, 4645-1/03, 4711-3/01, 4711-3/02, 4771-7/01, 5510-8/01, 5510-8/02, 5510-8/03, 5590-6/01, 5590-6/03, 8621-6/02, 9329-8/01, 9329-8/02, 9329-8/03, 9603-3/02, 9603-3/04, 9609-2/05, 9609-2/07, 4773-3/00, 4774-1/00, 8230-0/02, 8622-4/00, 9103-1/00, 9200-3/99, 9321-2/00, 9329-8/99, 9603-3/99 | 110% |
b) Subclasses 2670-1/01, 3250-7/06, 3250-7/09, 3312-1/04, 3600-6/01, 3600-6/02, 4618-4/01, 4618-4/02, 4623-1/01, 4623-1/05, 4633-8/01, 4633-8/02, 4633-8/03, 4634-6/01, 4634-6/02, 4634-6/03, 4635-4/01, 4635-4/02, 4636-2/01, 4636-2/02, 4637-1/01, 4637-1/02, 4637-1/03, 4637-1/04, 4637-1/05, 4637-1/06, 4637-1/07, 4639-7/01, 4649-4/08, 4721-1/03, 4721-1/04, 4722-9/01, 4722-9/02, 4729-6/01, 4729-6/02, 4771-7/03, 5211-7/01, 5611-2/01, 5611-2/03, 5611-2/04, 5611-2/05, 5620-1/02, 5620-1/03, 5620-1/04, 8592-9/01, 8592-9/02, 8621-6/01, 8630-5/01, 8630-5/02, 8630-5/03, 8630-5/04, 8630-5/06, 8630-5/07, 8690-9/01, 8690-9/02, 8690-9/03, 8690-9/04, 8711-5/01, 8711-5/02, 8711-5/03, 8711-5/04, 8711-5/05, 8720-4/01, 8730-1/01, 8730-1/02, 9001-9/04, 9601-7/01, 9601-7/02, 9602-5/01, 9602-5/02, 9609-2/06, 9609-2/08, 1091-1/02, 4611-7/00, 4617-6/00, 4621-4/00, 4622-2/00, 4631-1/00, 4632-0/01, 4632-0/02, 4634-6/99, 4635-4/99, 4637-1/99, 4646-0/01, 4646-0/02, 4691-5/00, 4712-1/00, 4723-7/00, 4724-5/00, 4729-6/99, 4772-5/00, 4789-0/04, 4789-0/05, 5211-7/99, 5612-1/00, 7500-1/00, 8122-2/00, 8511-2/00, 8512-1/00, 8531-7/00, 8532-5/00, 8533-3/00, 8541-4/00, 8542-2/00, 8591-1/00, 8630-5/99, 8650-0/01, 8650-0/02, 8650-0/03, 8650-0/04, 8650-0/05, 8650-0/06, 8650-0/99, 8690-9/99, 8720-4/99, 9312-3/00, 9313-1/00, 9319-1/99, 9609-2/99 | 60% |