Download - IP Law Prior Art
-
7/24/2019 IP Law Prior Art
1/5
D
D: 159009436
B A D
,
.
B ,
, .
-
7/24/2019 IP Law Prior Art
2/5
D
D: 159009436
: A , .., , , ,
, FD EAC FACE (.E., EE)
EA FD CE DE EE EAE F
DEC
. A * *
, .
(1) . .
.
9. A
.
EEA A F E ECCA DEEE; EEA A F C
ECA ECE A E EEA EC F E C; ECCA
BEC CEED B FE C CEFEECE A CEC AC AD
DE
ECE ACA F A ADAA AA CAE
CAE
-
7/24/2019 IP Law Prior Art
3/5
D
D: 159009436
EDC F EEE AE E, EAED EE EEA,
A DB
E
ECACA EEE; ; EA; EA; BA EE
E
ACE EE F D ( F01;
F04); D, E AD CEAE ;
DC ECACA E; A EACE E , EE
DED F
D
-
7/24/2019 IP Law Prior Art
4/5
D
D: 159009436
.
, .
Publication number US3874816 A
Publication type Grant
Publication date Apr 1, 1975
Filing date Oct 23, 1973
Priority date Oct 23, 1973
Inventors Walter B Nixon, Thomas E Sweeney
Original Assignee Walter B Nixon, Thomas E Sweeney
Windmill blade
-
7/24/2019 IP Law Prior Art
5/5
D
D: 159009436
D . D
.
.
.
:
.
.