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by Great Britain Patent OfficeHardcover details (UK). details (USA). details (Germany). details (Canada). ISBN: 978-1-396-35528-8 ISBN-10: 1-396-35528-6 Forgotten Books · 2018 |
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2018 | Paperback | Patents for Inventions: Abridgements of Specifications Relating to Photography (Classic Reprint) |