TH27429EX - Equipment for amplifying speech - Google Patents

Equipment for amplifying speech

Info

Publication number
TH27429EX
TH27429EX TH9102000558F TH9102000558F TH27429EX TH 27429E X TH27429E X TH 27429EX TH 9102000558 F TH9102000558 F TH 9102000558F TH 9102000558 F TH9102000558 F TH 9102000558F TH 27429E X TH27429E X TH 27429EX
Authority
TH
Thailand
Prior art keywords
equipment
amplifying speech
speech
amplifying
product
Prior art date
Application number
TH9102000558F
Other languages
Thai (th)
Other versions
TH8761S1 (en
TH27429S (en
Inventor
โรซิเอ นายชาร์ลีส์
Original Assignee
บอสตั้น อะคูส์ทิคส์ อิงค์
Filing date
Publication date
Application filed by บอสตั้น อะคูส์ทิคส์ อิงค์ filed Critical บอสตั้น อะคูส์ทิคส์ อิงค์
Publication of TH27429EX publication Critical patent/TH27429EX/en
Publication of TH27429S publication Critical patent/TH27429S/en
Publication of TH8761S1 publication Critical patent/TH8761S1/en

Links

Claims (1)

ขอถือสิทธิในแบบผลิตภัณฑ์ ซึ่งได้แก่รูปร่างลักษณะของ "อุปกรณ์สำหรับขยายเสียงพูด"ตามที่ปรากฏในภาพแสดงแบบผลิตภัณฑ์ที่ได้เสนอมานี้Hereby holds the rights in a product form Which is the appearance of "Speech amplification device" as shown in the illustration of the proposed product.
TH9102000558F 1991-11-26 Equipment for amplifying speech TH8761S1 (en)

Publications (3)

Publication Number Publication Date
TH27429EX true TH27429EX (en) 1997-12-31
TH27429S TH27429S (en) 1997-12-31
TH8761S1 TH8761S1 (en) 1999-01-25

Family

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