The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 20, 1989
Filed:
Sep. 28, 1988
Applicant:
Inventors:
Hans Krueger, Munich, DE;
Herbert Lamprecht, deceased, late of Munich, DE;
by Thekla Lamprecht, heir, Landsberg/Lech, DE;
by Simon Lamprecht, heir, Landsberg/Lech, DE;
Wilhelm Tiemann, Bubenreuth, DE;
Assignee:
Siemens Aktiengesellschaft, Berlin and Munich, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01S / ;
U.S. Cl.
CPC ...
372 86 ; 372 38 ; 372 85 ;
Abstract
A gas laser arrangement includes a discharge tube arranged between a cathode and anode and including a central discharge channel and at least one gas return channel. An auxiliary electrode for pre-discharge is allocated to the cathode, the auxiliary electrode being connected to an operating voltage source through a resistor.