Difference between revisions of "Patent for Improvements in and relating to sound-transmission, sound-recording and sound-reproducing systems (Q38982)"

@@ aliases / en / 0 / aliases / en / 0 @@
+GB394325A
@@ Property / Type of information @@
+source
@@ Property / Type of information: source / rank @@
+Normal rank
@@ Property / Type of information: source / qualifier @@
+type of document: Patent (source)
@@ Property / Field @@
+sound, music and amplification
@@ Property / Field: sound, music and amplification / rank @@
+Normal rank
@@ Property / mentions @@
+pickup element
@@ Property / mentions: pickup element / rank @@
+Normal rank
@@ Property / mentions @@
+stereo sound
@@ Property / mentions: stereo sound / rank @@
+Normal rank
@@ Property / author @@
+Alen Blumlein
@@ Property / author: Alen Blumlein / rank @@
+Normal rank
@@ Property / Copy available online @@
+https://worldwide.espacenet.com/patent/search/family/010368359/publication/GB394325A?q=pn%3DGB394325A
+Normal rank
@@ Property / Publication date @@
+June 1933Timestamp +1933-06-14T00:00:00Z
Timezone +00:00
Calendar Gregorian
Precision 1 day
Before 0
After 0
-Timestamp
++1933-06-14T00:00:00Z
-Timezone
++00:00
-Calendar
+Gregorian
-Precision
+day
 Before
 After
@@ Property / Publication date: 14 June 1933 / rank @@
+Normal rank

Latest revision as of 09:48, 2 July 2025

patent for stereo concept and sterio (record) recording

Language	Label	Description	Also known as
English	Patent for Improvements in and relating to sound-transmission, sound-recording and sound-reproducing systems	patent for stereo concept and sterio (record) recording	GB394325A