Hammerschmidt octave patent
German patent application Background Summery Figure 1 Figure 2 Patent claims Photos of Hammerschmidt octave vents 1961 Hammerschmidt catalogue page & description Other companies’ inventions: …
Patents
Valgon Rings? Snake oil or useful?
Under the category of: Someone actually spent $$ to get a patent on this? That’s where you’ll find, or not, the Valgon Rings™ (yup, trademarked …
Saxophone Cleanliness: 1926 Style
If you’re anything like me you keep your horn clean, but don’t really give the history of saxophone cleanliness much thought. This morning, as I …
A Saxophone Brooch Patent? Who Would Have Thunk It?
If you do a search for “saxophone” on eBay, on any given day you will find 20,000+ listings. Make it a worldwide search, and you …
Frankensax’s Offspring Gets Its Patent
Update June 2024: It seems that Frankensax and its Broctave key relative are extinct. But since Dr. Brockman is still around, as is his website, …