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Stephens time-of-flight mass spectrometer patent

Patent number: 2612607

Filing date: Apr 5, 1947

Issue date: Sep 1952

Inventor: William E. Stephens
Data
Fonte United States Patent and Trademark Office
Autore USPTO


May or may not be in the public domain
In general, the contents of United States patents are in the public domain.

In specific cases, patent applicants and holders may claim copyright in portions of those documents. In those specific cases, applicants are required to identify the portions that are protected under copyright, and are additionally required to state the following within the body of the application and patent (see 37 CFR 1.71(d) & (e) and 37 CFR 1.84(s), and MPEP § 608.01(e) & (w) and MPEP § 1512):

A portion of the disclosure of this patent document contains material which is subject to (copyright or mask work) protection. The (copyright or mask work) owner has no objection to the facsimile reproduction by any­one of the patent document or the patent disclosure, as it appears in the Patent and Trademark Office patent file or records, but otherwise reserves all (copyright or mask work) rights whatsoever.

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attuale23:52, 16 apr 2008Miniatura della versione delle 23:52, 16 apr 20082 134 × 1 199 (31 KB)Kkmurray{{Information |Description= Stephens time-of-flight mass spectrometer patent Patent number: 2612607 Filing date: Apr 5, 1947 Issue date: Sep 1952 Inventor: William E. Stephens |Source=United States Patent and Trademark Office |Date=1952 |Author= USPT

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