Homage, inspiration, and knock-off are adjoining territories, and not yet satisfactorily explored. Like obscenity or other great things in life, most people feel they know a rip-off when they see it. Well, take a look:
This is a "Parrot" jacket, by
East West Musical Instruments, the misleadingly-named San Francisco-based specialty leather goods company that operated in the 60s, 70s and 80s. Notice how the patchwork leather on the shoulders